俗话说，凡事预则立，不预则废。教师要准备好教案，这是教师工作中的一部分。教案可以保证学生们在上课时能够更好的听课，帮助教师更好的完成实现教学目标。所以你在写教案时要注意些什么呢？小编特地为大家精心收集和整理了“Savingtheearth（TheFifthPeriod）”，大家不妨来参考。希望您能喜欢！

TheFifthPeriod

Inversion
TeachingAim:
Learnandmastertheuseofinversion.
TeachingImportantPoint:
Helptilestudentstomakeasummaryofallkindsofinversion.
TeachingDifficultPoint:
Helpthestudentsknowinwhichcasesfullinversionisusedandinwhichcasespartialinversionisused.
TeachingMethods:
Revision;summary;explanationandinductivemethods.
TeachingAids:
aprojectorandtheblackboard
TeachingProcedures:
StepGreetings
Greetthewholeclassasusual.
StepIIRevisionandLead-in
T:InUnit9,wevelearntsomesentencesininvertedword-order.Now,Illshow
yousomesentencesonthescreen.Pleasetellwhichareinnaturalornormalword-orderandwhichareininvertedword-order.Lookatthescreenandcomparethemcarefully.
(Showthefollowingonthescreen.)
Outrushedtheboy.
Theboyrushedout.
Onlyinthiswaycanweloseweight.
Wecanloseweightonlyinthisway.
T:Whocantelluswhichareinnormalword-order?
S:Iknow.Thesecondsentenceineachpairisinnormalword-order.
T:Howdoyouknow?
S:Ifthepredicatecomesafterthesubject,itisinnormalword-order.
T:Verygood.Sothefirstsentenceineachpairisininvertedword-order.Inthefirstpair,thewholepredicateofthefirstsentencecomesbeforethe
subject,inthesecondpair,partofthepredicateofthefirstsentencecomes
beforethesubject.Now,pleaselookatthescreen.
(Showthefollowingonthescreenandmakebriefexplanationifnecessary.)
Word-order
naturalword-order:S+V
invertedword-orderV+S
Auxiliary/Modal+S+V
StepHISummaryandExplanation
T:Ifthepredicateverbisplacedbeforethesubject,thesentenceissaidtobe
ininvertedword-order.Suchaword-orderiscalledinversion.Weuseinversionfortworeasons.Onefortheneedofthegrammaticalstructureofagiventypeofsentence,theotherforemphasisofacertainpartofasentence.Inversionhappensinquestions,andinanumberofothercases.Therearetwomainkindsofinversion.Insomecasesthewholeverbcomesbeforethesubject.Thiskindofinversioniscalledfullinversion.Andinmostcases,anauxiliaryverboramodalverbcomesbeforethesubjectandtherestofthepredicateverbcomesafter.Iftheresnoauxiliaryormodalverb,“do”“does”or“did”shouldbeadded.Thiskindofinversioniscalledpartialinversion.Now,let’smakeasummaryoftheinvertedcases.Pleaselookatthescreen.Inthesecases,thewholepredicatecomesbeforethesubject.
(Showthefollowingonthescreen.)
1.Intheconstructiontherebeforexistencee.g.Therearesomebooksonthetable.
Theresaboyintheclassroom.
Note:Someotherverbscanbeusedwith“there”besides“tobe”,suchas:live,exist,remain,come,arise,appear,enter,followandsoon.
e.g.Therecameshoutsforhelpfromtheriver..Thereremainsnothingtobedone.
2.Whenthesentencebeginswithoneoftheadverbs,suchashere,there,now,then,out,away,up,down,off,back,over.
e.g,Theregoesthebell!
Inrushedthechildren.
Note:Whenthesubjectisapersonalpronoun,inversioncantbeused.
e.g.Therehecomes.
Outheran.
3.Whenthesentencebeginswith“such”forreferringback,whichmeanspersonorthingofaspecialkind.
e.g.SuchwasAlbertEinstein.
Sucharethefacts.
Note:Thepredicatemustagreewiththesubjectafteritinpersonandnumber.4.Whenthesentencebeginswithalongadverbialexpressionofplace,especiallyaprepositionalphrasedenotingplace.
e.g.Betweenthetwobuildingsstandsatalltree.
Southofthecityliesasteelfactory.
Note:Someintransitiveverbslike“come”“lie”“stand”“walk”oftenfollow
aftertheadverbialexpressionsofplace.
5.Thewholeorpartofthedirectspeechisplacedatthebeginning,followedby
verbsofreportinglike“answeredJohn”“saidtheoldlady”,whichtellyouwhospokeorhowtheyspoke.
e.g.“Help!”shoutedtheboy.
“Ivehadenough,”saidJohn.
Note:①Whenthesubjectisapronoun,theverbnormallycomesafterit.
e.g.“Youare,”Ianswered.
②Whentheverbofreportingisfollowedbyanindirectobjectoranadverbial,theverbnormallycomesafterthesubject,invertedword-orderisimpossible
e.g.“Why?”theteacheraskedhim.
“Both,sir.”heansweredproudly.
6.Tobalancethesentencestructureortolinkthesentenceclosely.
e.g.Theyreachedafarmhouse,infrontofwhichsatasmallboy.
Insidethepyramidsaretheroomsforthebodiesofthekingsandqueens.Note:Payattentiontothe“agreement”.
T:Inthefollowingcases,partofthepredicatecomesbeforethesubject.
Lookatthescreen.
(Showthefollowingonthescreen.)
1.Toavoidrepetition,“so,neithernor”canbeplacedatthebeginningofasentencewhichsaysthatpeople(orthingorsituation)arethesameasothersthathavejustbeenmentioned.
e.g.(1)--Mymotherisillthisweek.
--Soismysister.
(2)--IcantspeakFrench.
--NorcanI.
(3)--Myhusbandnevertouchesadrying-upcloth.
--Neitherdoesmine.
Note:“So”canalsobeusedinadifferentsense,tointroducesurprisedagreementwithwhathasbeensaid,whichmeans“Yes,indeed!Yourequiteright.”Inthiscase,thesamesubjectismentioned.Inversionisnotused.
e.g.--ThatsIsabel,look!
--Soitis.
2.Insentencesbeginningwithnegativeexpressionslikenever,seldomhardly,scarcely,barely,rarely,little,not,nowhere,bynomeans,innoway,at!
notime,neither…(nor).
e.g.HardlydoIthinkitpossible.
Bynomeansshallwegiveup.
Neitherwilltheorydowithoutpractice;norwillpracticedowithouttheory.
Note:When“little”whichdoespressnegativeisusedasanadjectivebeforethesubject,naturalword-orderisused.
e.g.LittleFranzoftenplayedtruant.
3.Insentencestructureslike“Notonly…,but(also)…;Nosooner…than…;Hardly/Scarcely…when…;Notuntil…;So…that…;Such…that…”.
e.g.Notonlydidweloseallourmoney,butwealsocameclosetolosingourlives.
HardlyhadIarrivedwhenIhadanewproblemtocopewith.
Nountilallthefishdiedintheriverdidthevillagersrealizehow
serioustheproblemwas.
Sofastdoeslighttravelthatitisdifficultforustoimagineits
speed.
Note:Inallthesesentences,inversionhappensinthemainclause,notinthesubordinateclause.
4.When“only”isusedtomodifyanadverbialwhichisplacedatthebeginningofthesentence.
e.g.Onlyinthiswaycanyousucceed.
OnlythendidIrealizethatIwaswrong.
Note:When“only”isusedforemphasisofasubject,normalword-orderis
used.
e.g.OnlyJohnknowstheanswer.
5.Insomespecialformsofunrealconditionalclauses,when“if”isleftout,thestructure“Were(Should,Had)I(you/he,etc)”areusedinsteadof“IfI(you/he,etc.)were(should,had)”.Thatistosay,inversioncanbeused
insteadof“if”.
e.g.Werehe(=Ifhewere)herenow,couldaskhim.
Shouldhe(=Ifheshould)
come,tellhimtoringmeup.
Hadyou(=Ifyouhad)nothelpedme,I’dhavefailed.
Note:Iftheresno：“were”“had”or“should”intheunrealconditional
clauses,inversioncantbeused.
6.Inquestions
e.g.HaveyouseenJohn?
Note:Inversionisnotalwaysusedinquestions.Likethefollowingcases:(1)Inaspecialquestion,ifthesubjectisexpressedormodifiedbyan
interrogativeword,thesubjectcomesbeforethepredicate.
e.g.WhathappenedtoMary?
Howmanypeoplearelisteningtothelecture?
(2)Insomeothercases:
e.g.YouveseenJohn?
IwonderedwhetherhedseenJohn.
7.Insentencesexpressing“blessing”or“concession”.
e.g.Mayyousucceed!
Mayyougainstillgreatersuccess!
Costwhatitmay,Illstickitout.
Note:In“Longlivethepeople!”,inversionisusedwiththewholeverbfore

T:Now,letslookatthescreen,theresanotherkindofinversionyoushould
remember.
(Showthefollowingonthescreen.)
Inanadverbialclauseintroducedby“as”or“though”.
Structure:
predicative
adverbial+as(though)+subject+…
verb
e.g.MuchasIlikeit,1willnotbuyit.
Tryasshemight,shefailed.
Childashewas,hehadtomakealiving.
Note:(1)Whentheadverbialclauseisintroducedby“though”,invertedandnaturalword-orderarebothpossible.
e.g.Thoughsheisyoung,sheknowsalot.
Youngthoughsheis,sheknowsalot.
(2)Whenthepredicativeisacountablenouninsingular,“a”or“an”shouldbeleftout.
e.g.Heroasheis,hehassomeshortcomings.

StepIVPracticeandConsolidation
T:Now,letsdosomeexercises.Pleaselookatthescreen.Finishthembyyourselffirstandthencheckyouranswersinpairs.
(Showthefollowingonthescreen.)
I．Choosethebestanswers:
1.Ifyoudontgothere,________.
A.sowontIB.nordoI
C.neithershallID.sodontI
2.--Hehaspassedtheexam.
--_____________.
A.SohaveIB.SoIhave
C.IhavesoD.SodidI
3.Hardlythebusstationwhenthebusstarted.
A.hasshearrivedat
B.hadreachedshe
C.didshearriveat
D.hadshereached
4.itrain,thecropswouldbesaved.
A.WeretoB.Would
C.ShouldD.Could
5.Listen!______________.
A.Therethebellgoes
B.Thebellgoesthere
C.Thebellgoesthere
D.Theregoesthebell
6.Atnotime_________beatstudent.
A.teacherscant
B.Iwillteachers
C.teacherswillnot
D.cantteachers
7.Notuntil7:00________.
A.hegotup
B.hedidntgetup
C.didhegetup
D.didnthegetup
8.thefilm,1wouldhavetoldyousomethingaboutit.
A.HaveIseenB.HadIseen
C.ShouldIseeD.Ihadseen
9.Afterthatweneversawheragain,norfromher.
A.didwehearB.weheard
C.hadweheardD.wehaveheard
10.Heisunhappy,________.
A.soissheB.neitherisshe
C.soisntheD.norisntshe

(Amomentlater,checktheanswerswiththewholeclass.)
Suggestedanswers:
1~5CADCD6~10BCBAA
II.Choosethebestanswers:
1.--DoyouknowJimquarreledwithhisbrother?
--Idontknow,
A.nordontIcare
B.nordo1care
C.Idontcare,neither
D.1dontcarealso
2.NotuntilIbegantowork__howmuchtimeIhadwasted.
A.didnt1realizeB.didIrealize
C.IdidntrealizeD.Irealized
3.Littleabouthisownsafety,thoughhewasingreatdangerhimself.
A.doeshecare
B.didhecare
C.hecares
D.hecared
4.Notonlypollutedbut__________crowded.
A.wastilecity;werethestreets
B.thecitywas;werethestreets
C.wasthecity;thestreetswere
D.thecitywas;thestreetswere
5.Sothatnofishcanliveinit.
A.thelakeisshallow
B.shallowthelakeis
C.shallowisthelake
D.isthelakeshallow
6.“Itwascarelessofyoutohaveleftyourclothesoutsideallnight.”“MyGod!____________________”
A.SodidIB.SoIdid
C.SowereyouD.Sodidyou
7.--Davidhasmadegreatprogressrecently.
--,and______________
A.Sohehas;soyouhave
B.Sohehas;sohaveyou
C.Sohashe;sohaveyou
D.Sohashe;soyouhave
8.Onlybypractisingafewhourseveryday______beabletomasterthelanguage.
A.youcanB.canyou
C.youwillD.willyou
9.Notuntilallthefishdiedintheriver________howseriousthepollutionwas.
A.didthevillagersrealize
B.thevillagersrealize
C.thevillagersdidrealize
D.didntthevillagersrealize
10.,hedoesntstudywell.
A.Asheisclever
B.Heisasclever
C.Cleverasheis
D.Ascleverheis

(Amomentlater,checktheanswers.)
Suggestedanswers:
1--5BBBCC6--10BBDAC
StepVSummaryandHomework
T:Inthisclass,wehaverevisedandsummarizedallkindsofdifferentinversions.Afterclass,pleasegooverwhatwevelearntaboutinversion.Besides,youshoulddomorepracticetomasteritbetter.Somuchfortoday.Seeyoutomorrow.
Ss:Seeyoutomorrow.
StepVITheDesignoftheWritingontheBlackboard

Unit9Savingtheearth
TheFifthPeriod
Inversion
I.Fullinversion:V+S
II.Partialinversion:Aux/Mod+S+V
III.
predicative
adverbial+as(though)+subject+…
verb
StepVIIRecordafterTeaching

相关阅读

Savingtheearth（ReferenceforTeaching）

ReferenceforTeaching
I.异域风情
1.Agenciesatwork
Newsagencies(通讯社)usuallyworkinthebackground.Asthemajornewsproviders,newsagenciesprovidereports,photosorgraphicstonewspapers,televisionstations,websitesandmagazinesworldwide.Thoughtheirnamesareoftenhidden,theyareeverywhere,
Reuters(路透社)
Foundedin1851intheUK,Reutersbills(用海报宣传)itselfastheworldslargestinternationalmultimedianewsagency.Reuterssuppliesnewstext,graphics,videoandpictures--tomediaorganizationsandwebsitesaroundtheworld.Itoperatesin200citiesin94countriesandhasstaffat197newsbureaus.
Foundedin1848intheUS.theAssociatedPressisanotherofthebiggestand
claimsthatitisasourceofnews,photos,graphics,audioandvideoformorethanlbillionpeopleaday.IntheUS,APserves5000radioandtelevisionstationsand1700newspapers.Inaddition,thereare8500newspaper,radioandtelevisionsubscribers(订户)in121countriesoverseas.Ithas3700employeesworkingin242bureaus.APhasreceived47PulitzerPrizes(普利策奖)andhas28photoPulitzers.
AFP(法新社)
AgenceFrance--Pressisaworldwidemultimedianewsagency,foundedin1835inFrance.Ithasmorethan2000employees,900workingoutsideFrance.Itsaysitproduces400000～600000wordsoftext,700photosand50newsgraphicseveryday.AFPispresentin165countries,with110bureaus.
DPA(德新社)
DeutschePresse—AgenturisGermanysleadingnewsagency.Ithasanetworkofcorrespondentsaroundtheglobe,providingnewsstories,photos,graphicsandradioreports.Thatincludesofficesandstaffin100countries.
Xinhua(新华社)
XinhuaNewsAgencyisChinaslargestnewsandinformationgatherer.Itputsout400000charactersofvarioustypesofnewseverydaytonewspapers,radiostationsandTVstationsatthecountry.Overseas,itreleases400000wordsdailyinChinese,English,French,Spanish,Russian,ArabianandPortuguese.
2.TheOriginofCoffee
Thereisalegendfromthe15thcentury.AshepherdinAfricanoticedhisherdremainedawake,jumpingandleapingaroundthewholenightafterconsumingtheredcherriesofanearbyshrub,havingtastedthefruithimself,hewasdelightedbyitsinvigoratingeffects.Thenewdiscoveryevenimpressedagroupofnearbymonks,whosoonbegantoboilthebeanthemselvesandusetheliquidtostayawakeduringall-nightceremonies.
CultivationofcoffeetreesallbeganinArabia.Theyobtainedmeextractbychewingtheberriesofthecoffeeshrub.Itwasnotuntilmuchlaterthatcoffeebeanswerefirstroasted,groundandhadboilingwaterpouredoverthemtomakeadrink.
Thedrinkingofcoffeespreadworldwideoveryearsandbecomeapartofmanycultures．
II．知识归纳
1．alone作形容词时用法归纳
(1)alone作形容词时．意为“单独的，独自的”．一般只作表语，不作定语。
e．g．Herparentsweredeadandshewasalone．
她双亲死了，留下她独自一人。
Aloneasheis。hedoesntfeellonely．
他虽然独居，却不感到孤寂。
(2)alone作定语，意为“只有”。通常用在名词或代词后面，可换用only。
e．g．Thekeyalonewillopenthedoor．
只有这把钥匙能开这个门。
Healoneknowsthesecret．
只有他一人知道秘密。
Mr．Smithaloneknowswhathappened．
只有史密斯先生知道发生了什么事。
Healoneknowsit．=Heistheonlypersonwhoknowsit．
他是唯一知道此事的人。
2．impress用法归纳
(1)impress为及物动词，意为“使……明白重要性，留下了深刻印象”。
e．g．Thefilmimpressedmedeeply．
那部影片给我留下了深刻的印象。
Hiswordsimpresseddeeplyonmymemory.
他的话深深地印在我的记忆里。
Whatimpressedmemostwastheirbravespirit．
给我印象最深的是他们的无畏精神。
(2)其被动式beimpressed很常用，后可接with／by。
e．g．1wasgreatlyimpressedby／withtheheadmastersspeech．
我被校长的话深深感动了。
Shewasdeeplyimpressedby/withthesceneryinGuilin．
桂林的景色给她留下了深刻美好的印象。
(3)impresssth．on／upononesmind意为“把……牢记在心”。
e．g．Pleaseimpresswhatyouseeonyourmind．
请把你见到的牢记在心上。
3．以1y结尾的常见形容词归纳
下列以1y结尾的不是副词．而是形容词．使用时，需当心，不要误用：
friendly友好的一afriendlysmile友好的微笑
lovely可爱的一alovelygirl一位可爱的姑娘
lively活泼的一alivelychild一位活泼的小孩
lonely孤独的一alonelytraveller一位孤独的旅客
deadly致命的一adeadlyblow致命的一击
silly傻的，无聊的一asillyquestion愚蠢的问题
orderly秩序的一anorderlymind有条不紊的头脑
manly男子气概的一amanlyperson具有男子气概的人
fatherly像父亲的一afatherlyteacher一位父亲式的教师
daily每日的一dailywork日常工作
weekly每星期的一aweeklymagazine周刊
yearly每年的一ayearlyincome年收人
Ⅲ．词语辨析
1．compare…to．compare…with
compare…to“把……比作……”，着重注意两者间的相似点。compare…with“拿……
与……相比较”，侧重于两者间的区别。即compare之后接to是比作，with是“比较”，
不能混淆。
e．g．Hecomparedthenoisychildrentomonkeys．
他把吵闹的孩子比作猴子。
ChairmanMapcomparedyoungpeopletothesunateightornineinthemorning．
毛主席把青年人比作早晨八、九点钟的太阳。
Helikestocomparehispupilswithhisson．
他喜欢拿自己的学生和儿子比。
NoonecancomparewithhiminEnglish
在英语方面无人能和他相比。
2．summit．conference，meeting，meet
四个词均可指“会c义”，但使用场合各不相同。summit指“最高级会议、首脑会议”；
conference也比较正式，指重大、规模较大的会议或专业性较强的学术(研讨)会议；meeting为普通用词，指一般性会议；meet在美国用，多指“集会”。
e．g．ChinesePresidentHuJintaoarrivedhereonMondayafternoonforathreedaystatevisittoRussia．DuringhisstayinRussia．hewilltakepartinthethirdsummitoftheShanghaiCooperationOrganizationmembersstatestobeheldinMoscow．
国家主席胡锦涛周一下午到达这里，对俄罗斯进行三天的国事访问。在俄罗斯期间．主席将要参加将在莫斯科举行的上海合作组织成员国第三次首脑会议。
TheInternationalEconomicConferencewasheldinShanghailastweek．
国际经济会议上周在上海举行?
OurheadmasterhasgonetoBeijingtoattendtheconferenceoneducation．
我们校长去北京参加教育工作会议了。
WehaveaclassmeetingeveryMonday．
每周一我们有班会。
Whenistheschoolsportsmeet／meetinggoingtobeheld?
校运会什么时候举行?
3．cause，reason，excuse
cause意为“起因，原因”，指引起某种结果的必然原因，即主要事实方面的原因。
reason指在事实的基础上通过逻辑判断推出来的理由，常与for连用。
excuse指为免受指责和推卸责任而找的“理由，借口”。
e．g．Hearttroubleisoneofthemostseriouscausesofdeathamongoldpeople．
心脏病是导致老年人死亡的最重要的原因之一。
Tellmethereasonforchangingtheplan．
告诉我你改变计划的原因。
Abadexcuseisworsethannoexcuse．
与其作个差劲的辩解．不如不辩解。
Ⅳ．能力训练
1．用倒装句式改写下列句子
(1)Thedaysaregonewhichwespenttogetherinthemiddleschool．
答案：Gonearethedayswhichwespenttogetherinthemiddleschool．
(2)Hespokesorapidlythatwecouldhardlyfollowhim．
答案：Sorapidlydidhespeakthatwecouldhardlyfollowhim．
(3)Hehadhardlygotintotheroomwhenthetelephonerang．
答案：Hardlyhadhegotintotheroomwhenthetelephonerang．
(4)一DoyouknowJimquarreledwithhisbrother?
一Idontknowandldontcare，either．
答案：答句变为Idontknow．Nor／NeitherdoIcare．
(5)Mandidntknowwhatheatwasuntiltheearlyyearsofthe19thcentury．
答案：Notuntiltheearlyyearsofthe19thcenturydidmanknowwhatheatwas．
(6)Thedooropenedandamiddle-agedwomancameInwearinganexpensivetur
coat．
答案：Thedooropenedandincameamiddle-agedwomanwearinganexpensivefur
coat．
2．看图作文
根据下面四幅图及提示，用英语写出切题的短文。注意：1．文章的开头已写出，不计
人总词数。2．词数100左右。
提示：1．看电视已成为多数家庭生活的一部分，很多人认为，电视对儿童不利。2．看
电视对儿童的不良影响是……3．因此，……
Nowadays．watchingTVhasbecomepartofpeopleslifeinmostfamilies．Althoughtherearemanyexcellentprogrammesforchildren．manypeople…
Onepossibleversion：
Nowadays，watchingTVhasbecomepartofpeopleslifeinmostfamilies．Althoughtherearemanyexcellentprogrammesforchildren,manypeoplefeelitharmfulfor
them．Thereareseveralreasonsforthis．
Firstofa11，someprogrammesarenotgoodforchildrentowatch．Secondly，televisioncanaffectchildrenseyesight．Thirdly，iftheywatchTVtoolongeachday，theywontbeabletofinishtheirhomeworkintime．Also，iftheystayuptoolateatnightwatchingTV．theywillfeelsleepyinclass，andthuswontbeabletofollowothers．
Sowatchingtoomuchtelevisioncanbeharmfultochildren，bothmentallyandphysically．Parentsshouldknowwhatprogrammestheirchildrenarewatching．Everycoinhastwosides．Childrenmustbeundercontrolwhentheywatchtelevision．

Makingadifference（TheFifthPeriod）

作为优秀的教学工作者，在教学时能够胸有成竹，教师在教学前就要准备好教案，做好充分的准备。教案可以让学生更好的吸收课堂上所讲的知识点，帮助教师在教学期间更好的掌握节奏。你知道怎么写具体的教案内容吗？为此，小编从网络上为大家精心整理了《Makingadifference（TheFifthPeriod）》，仅供您在工作和学习中参考。

TheFifthPeriod
TheInfinitive
TeachingAims:
SummarizetheusagesoftheInfinitive.
TeachingImportantPoints:
1.LetthestudentsmastertheverbsfolloweddirectlybytheinfinitiveandtheverbsfollowedbytheobjectandtheInfinitiveastheobjectcomplementwithout“to”.
2.LetthestudentsmastertheInfinitiveasAdverbial
3.LetthestudentsmastertheInfinitiveasAttribute.
TeachingDifficultPoints:
1.Helpthestudentsmasterthefollowingsentencepatterns:
Itis+adj./n.+forsb./ofsb.todosth.
Sub.+v.+it+adj./n.+todosth.
2.ThePerfectInfinitiveandthePassiveInfinitive.
3.TheNegativeFormoftheInfinitive.
TeachingMethods.
review,explanationandinductivemethods
TeachingAids:
1.aslideprojector2.theblackboard
TeachingProcedures:
StepIGreetings
Greetthewholeclassasusual.
StepⅡRevision
T:TodaywellreviewtheInfinitive.(Bb:TheInfinitive)Firstletsdoanexercise.Fillintheblankswiththebestanswer.
(Showtheexerciseonthescreen.)
Choosethebestanswers.
1.Weagreedherebutsofarshehasntturnedupget.
A.havingmeetB.meeting
C.tomeetD.tohavemet
2.Theboywantedtoridehisbicycleinthestreet,buthismothertoldhim
A.nottoB.nottodo
C.notdoitD.donotto
3.WhenIhandedthereporttoJohn,hesaidthatGeorgewastheperson
A.tosendB.forsendingit
C.tosentittoD.forsendingitto
T:Nowlookatthescreen.Illaskthreeofyoutotelltheanswersonebyone.Anyvolunteers?
S1:ThefirstanswerisC.
S2:ThesecondanswerisA.
S3:ThethirdanswerisC.
T:Welldone!Sitdownplease.WhocantellmethefunctionofeachInfinitiveinthethreesentences?
S4:Ican.…
Suggestedanswers:
1.Object
2.Objectcomplement
3.Attribute
StepⅢExplanationandSummary
T:Asweallknow,theInfinitiveisusedastheobjectoftheverb“agree”inthefirstsentence.Nowcanyouthinkofanyotherverbsfollowedbytheinfinitiveastheirobjects?
Ss:Afford,arrange,ask,beg,choose,decide,expect,fail,hope,manage,offer,pretend,promise,refuse,want,wishandsoon.
(Writethemontheblackboard.)
T:Verygood.TherearesomeverbsfollowedbyeithertheInfinitiveorthev.-ingform.Doyouknowwhattheyare.?
Ss:Like,begin,continue,forget,regret,remember,start,stop,try”
T:Right.Butattentionplease.Theverbs“begin,continue,like,love,start”canbefollowedbyeithertheInfinitiveorthev.-ingform.(Bb:begin,continue,like,love,start)Andtheyhavethesamemeaning.Whiletheverbs“forget,regret,remember,stop,try”canalsobefollowedbytheInfinitiveorthev.-ingform.(Bb~forget,regret,remember,stop,try)Therearesomedifferencesbetweenthem.Nowlookattheexamplesonthescreen.
(Showthescreen.)
1.Ilikeplayingfootball,butIdon’tliketoplayitnow.
2.Irememberseeingheroncesomewhere.
3.Imustremembertotakemynotebookswithme.
T:Fromthefirstsentence,weknowthev.-ingformisanactioningeneralwhiletheInfinitiveisanactiononacertainoccasion.Inthesecondandthethirdsentences,thev.-ingformisusedforapasteventwhiletheinfinitiveisusedforafutureaction.Areyouclear?
Ss..Yes.
T:PleasetranslatethesentencesintoChinese.Onestudent,onesentence.
S4:我喜欢踢足球，但现在不愿意。
S5：我记得在哪里见过她。
S6：我必须记住带上笔记本。
T:Good.WhentheInfinitiveisusedasObjectandisfollowedbyObjectcomplement,weoftenusethisstructure.S.+V.+it+adj.In.+infinitive.(Writeitontheblackboard.)Nowpleasemakesomesentenceswiththestructure.
S7:Ithoughtitunnecessarytoarguewithhimaboutit.
S8:Heconsidersithisdutytohelpothers.
T:Verygood.WhichverbsdoyouthinkcanbefollowedbytheInfinitiveasObjectComplement?Ss:Advise,allow,ask,want,wish,order,tell,have,let,make,feel,hear,watch,see…
T:Yes.Someverbs,like“advise,allow,ask,want,wish…”mustbefollowedbytheInfinitivewith“to”,whiletheverbs“have,let,make,feel,hear,watch,see…”mustbefollowedbytheInfinitivewithout"to".(Bb:advise,allow,ask,want,wish,order,…have,let,make,feel,hear,watch…)Butyoumustntforget“to”inthepassivevoice.Lookattheexamplesonthescreen.
(Showthescreen.)
1.Weoftenhearhersingthefolksong.=Sheisoftenheardtosingthefolksong.
2.Thegirlwantedtogodancing,buthermothertoldhernotto
T:Inthesecondsentence,“not”isputbeforetheInfinitive.(Bb:nottodosth.)Toavoidrepetition,theverbafterthesign"to"isoftenomitted.But“to”cantbeleftout.Thisisdoneaftersuchverbsas,,want,wish,like,love,hope,plan,try,hateetc.Nowlookattheexamplesonthescreen.
(Showthescreen.)
1.－Wouldyouliketocometoaparty?
－I’dloveto.
2.－Haveyoulistened
－No,butIplanto.
3.Youdonthavetoeatitifyoudontwantto.
T:Whentheinfinitivephraseisusedassubject,theformalsubject“it”isoftenused,thatis,“Its+n./adj.+infinitive”.Ifweneedtotellwhoperformstheactionoftheinfinitive,wecanput"forsb./forsb."beforetheinfinitive.(Bb:Its+adj./n.+for/ofsb.+infinitive.)Someadjectives,suchas,kind,good,wise,stupid,foolish,careless,clever…,mustbefollowedby“ofsb.todosth.”Inthiscase,thesentenceemphasizes“per-son”.Ifweuse“forsb.todosth.”itemphasizes“thing”.Pleaselookatthesentencesonthescreenandcomparethem,thenfillintheblankswith“of”or“for”.
(Showtheexerciseonthescreen.)
1.Itissillyustobelieveher.
2.Itisimpossiblethetasksosoon.
3.Itisniceyoutohelpme.
4.Itisnecessaryustotakeexercise.
(Teacherasksfouranswers.)
Suggestedanswers:
1.of2.for3.of4.for
T:Nowlookatthesentencesonthescreen.Payattentiontotheformsoftheinfinitiveinthesentences.
1.SheaskedtobesenttoworkinTibet.
2.Iamgladtohaveseenyourmother,
3.Wedidntexpectyoutobewaitingforushere.
T:Inthefirstsentence,thepassiveinfinitiveisused,whichexpressesapassiveaction.Inthesecondsentence,weusetheperfectinfinitive.Whendoyouthinktheperfectinfinitiveisused?
Ss:Whentheactionexpressedbytheinfinitivehappensbeforethepredicate,theperfectinfinitiveshouldbeused.
T:Quiteright.Nowlookatthethirdsentence.Thecontinuousformoftheinfinitiveisused.Whentheactionishappening,weusethecontinuousformoftheinfinitive.
(Bb:tobedone,tohavedone,tobedoing)
T:Nowletsdoanexercise.
(Showtheexerciseonthescreen.)
Choosethecorrectanswers:
1.Ihavetwoletterstoday.
2.1havenoletterstoday,thankyou.
A.totypeB.tobetyped
3.Idliketotothecinematonight.
4.Idliketotothecinemalastnight.
A.goB.havegone
5.Whenhismothercamein,thelittleboyjustpretended.
A.toreadB.tohaveread
C.tobereadD.tobereading
Suggestedanswers:
1.A2.B3.A4.B5.D
T:Besides,theinfinitivecanalsobeusedaspredicative,attribute,adverbialforpurposeandforadisappointingsequel.Nowlookatthesentencesonthescreen.Payattentiontotheusagesoftheinfinitive.
1.Hedoesntseemtoliketheidea.
2.Theboyusesacomputertoplaygames.
3.Shehurriedtothestationonlytofindthetrainhadgone.
4.Thereareletterstobetyped.
5.Ihavenothingtodo.
6.Pleasepassmeapentowritewith.
T:Inthelasttwosentences,themeaningispassive,buttheactiveinfinitiveisused.Youmustpayattentiontoit.
StepIVPracticeandConsolidation
T:Nowyouhaveknownallabouttheinfinitive.Letsdosomeexercisestohaveaconsolidationsothatwecanuseitcorrectly.Pleaselookatthescreen.
Fillintheblankswiththeproperformsofverbs.
1.Hehopes(invite)totheparty.
2.Mywishis(become)anengineer.
3.Ihavesomethingimportant(tell)you.
4.Theoldmanmadeitarule(take)awalkaftersupper.
5.Iregret(tell)youthatmysisterregretted(miss)thelecturegivenbyProfessorLi.
6.Thebookissaid(translate)intoseverallanguages.
7.Thequestioniseasy(answer).
8.Letshurry.Thereisnotime(lose).
Suggestedanswers：
1.tobeinvited2.tobecome
3.totell4.totake
5.totell;missing6.tohavebeentranslated
7.toanswer8.tolose
T:Letsdoanotherexerciseonthescreen.

Correctthefollowingsentences.
1.Englishisnoteasytobelearned.
2.Formakingsureaboutthemeaning,Ilookedupthewordinadictionary.
3.Pleasegivethechildsomethingtoplay.
4.Shedoesntliketopraise.
5.Hedideverythinghecouldsavetheoldman.
Suggestedanswers:
1.tobelearned→tolearn
2.Formaking→Tomake
3.toplay→toplaywith
4.topraise→tobepraised
5.save→tosave
StepVSummaryandHomework
T:Inthisclass,wevereviewedtheInfinitive.Afterclass,youmustremembertheimportantpoints,especiallytheverbsandinwhatconditionthepassiveinfinitiveandtheperfectinfinitiveshouldbeused.Areyouclear?
Ss:Yes.
T:Classisover.
StepⅥTheDesignoftheWritingontheBlackboard
TheFifthPeriod
TheInfinitive
I.Verbs:
1.(1)afford,arrange,ask,beg,choose,decide,expect,fail,hope,manage,offer,pretendpromise,refuse,want,wish
(2)begin,continue,like,love,start
(3)forget,regret,remember,stop,try
2.(1)advise,allow,ask,want,wish,order
(2)have,let,make,feel,hear,watch
Ⅱ.SentencePatterns:
I.Sub.+V.+it+adj./n.+infinitive
2.Itis+adj./n.+forsb./ofsb.todosth.
Ⅲ.ImportantForms..
1.nottodosth.2.tobedone
3.tohavedone4.tobedoing
StepⅦRecordafterTeaching

Savingtheearth（TheFirstPeriod）

Unit9Savingtheearth
1．BriefStatementsBased0ntheUnit
Inthisunit，Sswilldosomelisteningspeaking，readingandwritingpractice．Also,theywilllearntousetheInversion．Inthefirstperiod，Sswi1limprovetheirspeakingabilitybytalkingaboutnatureecologyandtheenvironmentandtheywilllistentosomelisteningmaterialaboutourenvironment．Afterthestudyofthisperiod，theywillimprovetheirspeakingandlisteningabilitiesandalsoknowsomethingabouttheproblemsfacingtheearth．Inthesecondperiod，SswillreadapassageabouttheEarthSummit．FromthepassageSswillknowmoreabouttheimportanceofprotectingourearth．Inthethirdperiod．Sswillstudythegrammaritem：Inversion．Afterdoingsomeexercisesprovidedinthisperiod．andwiththehelpoftheteacher，SswillknowhowtousetheInversion．TeachermayprovidemoreexercisesforSstoconsolidateifnecessary．Inthelastperiod，SswilllistentotwospeechesfromtheEarthSummitandfinishthepracticeprovidedinthefirstpart．SswillknowmoreabouttheEarthSummitandimprovetheirlisteningability．Inthewritingpart,Sswillimprovetheirwritingabilitybywritinganevaluationparagraphwiththehelpofsomegivenexpressions．Afterthestudyofthisunit．Sswillknowhowtosupportanopinion，andtheywillknowmoreaboutenvironmentprotection．Theywillknowthatifallofusmakesmallchanges．wecouldmakeabigdifference．Theywilldomoretoprotectourearth．
II．TeachingGoals
1．Talkaboutnatureecologyandthe、environment．
2．Practisesupportinganopinion．
3．Learntouseinversion．
4．Writeanevaluationparagraph．
III．Teachingtime：Fiveperiods
IV．BackgroundInformation
1．ProtectTheOzoneLayer
Inthemiddleofwinter，whensnowisfallinginmanypartsoftheUnitedStates,
scientistshavesoundedawarningtopeoplewhoplantospendmanyhoursinthesunthissummer．Thewarning：Thesunssummer-timeraysaremoredangerousthanonce
thought．
Ateamofscientistsfrom80nationsrecentlyreportedtotheUnitedNationsthatalayerofozoneintheatmosphere,whichprotectshumansfromharmfullevelsofultravioletradiation，willbethinnerovertheUnitedStatesthissummer．Thethinner1ayerallowsmoreultravioletraysfromthesuntoreachtheearth．Theextraamountofultravioletradiationcouldcauseanincreaseinthenumberofcasesofskincancer．
Scientistsfirstbecameconcernedabouttheozonelayerinthemid-1980swhenaholewasdiscoveredinthelayeraboveAntarcticaduringthewinter．Theholewascausedbychemicalsusedinrefrigeratorsandairconditioners．Whenthesechemicalsaresentoutintotheatmosphere,theyproducegasesthatdestroytheozone．
ConcernabouttheprotectiveozonelayerrosemorerecentlywhendatafromsatellitesandgroundstationsshowedthatozonelevelsweredroppingoverareasotherthanAntarctica．LowozonelevelswererecordedinthespringandsummerovertheUnitedStatesandoverotherpopulatedareasintheworld．
Althoughmanycountrieshavealreadybegunstoppingtheuseorozone—destroying
chemicals,thenewfindingsareexpectedtoadvancethetimetableforatotalbanofthechemicals．
2．Pollution
Peopletodayallovertheworldarebeginningtohearandlearnmoreandmoreabouttileproblemofpollution．Pollutioniscausedeitherbytherelease(排放)ofcompletelynewandoftenartificialsubstancesintotheenvironment,orbyreleasinggreatlyincreasedamountsofanaturalsubstance．suchasoilfromoiltankersintothesea．Withthedevelopmentofmodernindustry，manyofthegoodsandmachinesweneedanduseinourdailylivesarecreatinganumberofwasteproductswhichupsettheenvironmentbalance．Manyofthesewasteproductscanbepreventedifpeoplepaymoreattention，butclearlywhilemoreandmorenewgoodsareproducedandmadecomplex，therewillbenewdangerouswastestobethrownaway，forexample，thewasteproductsfromnuclearpowerstations．Manypeople，therefore,seepollutionasonlypartofalargerandmorecomplexproblem．
Thereisnodoubtthatmuchofthepollutioncausedcouldbecontrolledifonlycompanies,individualsandgovernmentwouldmakemoreefforts．Inthehomethereisanobviousneedtocontrollitterandwaste．Foodcomeswrappedupthreeorfourtimesinpackagesthatallhavetobegotridof；drinksareincreasinglysoldinbottlesortimeswhichcannotbereused．Thisnotonlycausesalitterproblem，butalsoisagreatwasteofresources，intermsofglass，metalsandpaper．
Advertisinghashelpedthisprocessbypersuadingmanyofusnotonlytobuythingsweneitherwantnorneed．butalsotothrowawaymuchofwhatwedobuy．Pollutionandwastecombinetobeaproblemeveryonecanhelptosolvebycuttingunnecessarybuying,overconsumptionandcarelessreleaseoftheproductsweuseinourdailylives．
TheFirstPeriod
TeachingAims：
1.Trainthestudents’listeningability．
2.Improvethestudens’speakingabilitybytalkingaboutnatureecologyandtheenvironment．
3.Learnandmastersomeusefulexpressionsforsupportinganopinion．
4.Helpthestudentstoknowsomethingaboutthepollution．
TeachingImportantPoints：
1．Improvethestudents’speakingability．
2．Improvethestudents’listeningability．
3．Helpthestudentstolearntosupportanopinion．
TeachingDifficultPoints：
1．Howtoimprovethestudents’speakingandlisteningabilities．
TeachingMethods
1．Listening-and-answeringactivitytohelpthestudentsgothroughthelisteningmaterial．
2．Discussiontomakethestudentspracticesupportinganopinion．
3．Individual，pairorgroupworktomakeeverystudentworkinclass．
TeachingAids：
1．themultimedia
2．ataperecorder
3．theblackboard
TeachingProcedures：
StepIGreetings
Greetthewholeclassasusual．
StepIIWarmingup
(Showthepicturesonthescreen．)
T:Lookatthesepictures.Howbeautifultheyare!Doyouwanttopayavisitto
theseplaces?
Ss：Yes．
T：Butinsomeplaces，it’snotsobeautifulLookatthepictures．please．
(Showthefollowingpicturesonthescreen．)
T：Whatcanyouseeinthepictures?
S：1canseeariver，whichispolluted．Theriverwaterisverydirty．
S：Icanseesmokecomingfrommanychimneys，andtheairisdark．Theairispolluted．
T：Good．Whichproblemdoyouthinkisthebiggestonefacingtheearth?
S：Ithinkitisthewaterpollution．
T：Whydoyouthinkso?
S：Becauseifwaterispolluted．Peoplewillnotbeabletogetcleanwatertodrink；
therefore，manypeoplewillgetsick．It’sterrible．
T：Verygood．Whohasadifferentopinion?
S：Ithinktheairpollutionisthebiggestproblem．Becauseiftheairispolluted，therewillnotbecleanairforustobreathe．Everybodywillgetterriblediseases．
T：Quiteright．Now，whocantelluswhatcausestheseproblems?
S：Ithinkitisbecausepeoplepaynoattentiontoourenvironment．Theypour
wastewaterintorivers，1akesandseaswithoutcleaningit．
S：Theairpollutioniscausedbythefactories．Peoplebuildfactoriestodevelop
theindustry，buttheyneverpayattentiontocontrollingthepollution．The
harmfulsmokeshouldbemadeharmlessbeforeitgoesintotheair，butfew
factorieswouldliketodosobecausethiswillcostmuch．
T：Verygood．Now，whoknowswhatwecandotosolvetheseproblems?
S：Ithinkourgovernmentshouldpaymoreattentiontoenvironmentalprotection．Theyshouldcheckthefactoriesasoftenaspossibletomakesuretheydon’tpourwastewaterintoriversorlakesandmakesuretheydon’tlet
harmfulsmokegointotheair．
T：Goodidea．Now，pleaseopenyourbooksandturntoPage65．TherearesixpicturesinWarmingup．Wehavejusttalkedabouttwoofthem．Now，workingroupsoffourtotalkabouttheotherpictures．Answerthequestionsbelowthepictures．
(Awhile1ater，asksomestudentstoactout．)
StepIIIPreparationforListeningandListening
T：Verygood．Ithinkyou’reknownsomethingaboutourenvironment.
Now，pleaseturntoPage66．LookatthepictureinListening．Whatcanyousee?
Ss：Apersonismakingaspeechtotheaudience．
T：Canyouguesswhatspeechsheisgiving?
Ss：Maybeaboutourearth．
T：OK．Now，let’slistentothetape．I’llplayittwiceforyou．Listencarefully
toanswerthequestionsinPart1．
(PlaythetapetwiceforSstolistenandwritedowntheiranswers．Thenasksomestudentstoreadouttheiranswers．Checkwiththewholeclass．Theteachersaysthefollowing．)
T：Good．You’redoneverywell．Butfromthepassageweknowthatshehasn’tfinishedherspeech．Whatdoyouthinkshewi1lsaynext?Haveashortdiscussioninpairs．please．(Sshaveashortdiscussionandthentheteacherasksoneortwopairstosaytheiranswers．)Welldone．Now．1et’slistentothesecondpart．Listencarefullytooutlinethespeaker’stwoarguments.FillinthetableinPart2．Areyouready?
Ss：Yes．
T：OK．Let’sbegin．
(PlaythetapetwiceforSstoListenandwritedowntheiranswers．Pausethetapeifnecessary.Thenaskseveralstudentstoreadouttheiranswers．)
T：Now，let’slistentothetapeagaintocheckyouranswers．(Playthetapeoncemoreandthenchecktheanswerswiththewholeclass．)Good．P1easethinkaboutwhatthespeakerwillsaynext．Youcallusewhatyouhaveheardonthetapetopredictwhatwillcomenext．Makeanoutlineliketheoneinthetableandthenwritedownwhatyouthinkthespeakerwillsay．Youcanworkinpairsorgroupsoffourasyoulike．
(Amoment1ater，asksomestudentstoreadouttheirparagraphsandcomparedifferentspeechestochoosethebestone．)
StepⅣSpeaking
T：Welldone!We’vetalkedmuchaboutpollution．Weknowthatpollutionisabigproblemfacingtheearth．Butwhycan’twestopthepollution?Whydoesn’tourgovernmentshutdownthefactoriesthatpollutetheenvironmentbadly?Whoknows?
S：Ithinkourgovernmentmusthaveitsownopinion．Maybetheythinkthefactoriesaremoreimportantthantheenvironment．Becausethegovernmentcangetlotsofmoneyfromfactories．Iftheyshutthefactoriesdown,itwillnotbeabletogetsomuchmoney．Andthisisnotgoodforthedevelopmentofthecityortown.
T：Yes．Differentpeoplehavedifferentopinions．Theymaynotagreewithoneanother．Sosometimesit’sveryhardtomakeadecisionandtomakeachange．Forexample，weknowthatcoalisavaluableresourcethatcanbeusedtoproduceenergy，butitalsocausesseriouspollution．Whatshouldwedowithit?(Ssmayhavevariousanswers．)Yousee，youdon’tagreewitheachother．Now，weneedtohaveameetingtodiscussthisproblem．Pleaseworkingroupsoffive．Youshouldplaydifferentroles：abusinessman．ascientist.alocalcitizen，anenvironmentalistandalocalleader．Differentpeoplehavedifferentopinions．
(Everypersonhashis／herownopinion．)Pleasediscusstheissuefirstand
thenthelocalleadershouldsummariseandmakeadecision．YoucanhavealookatthetableandtheusefulexpressionsinSpeakingPartbeforeyoubeginyourdiscussion．They’reveryhelpful．
(Givethestudentsenoughtimetohaveadiscussionandthenaskthestudentswhoplaytheroleofthelocalleadertoreadouttheirdecisions．Comparethemandchoosethebestdecision．)
Sampledialogue：
A：Todayweareheretodecidewhetherweshouldburnthecoal．Pleasetellus
whateveryouthink．
B：Ithinkweshouldburnthecoal．1fwedon’tburnitnow，maybeitwillbe
uselessinthefuture，Newenergywi1lbeusedinsteadofcoal，suchas．solarenergy．
C：Butburningcoalcausestoomuchpollutiontoourenvironment．1tpollutestheairbadly.Ifnothingisdonetostopitspollutiontoourearth，thenwewill
Havenofreshairtobreathe．
D：Yes，Iquiteagree．Ithinkweshouldn’tburnthecoalnow.Itwouldbebetter
ifwespendmoremoneyonsciencetofindabetterwayofusingthecoal．Once
weknowhowtoburnitwithoutpollutingtheenvironment,wecanmakefulluseofit．
E：Thatsoundsquitereasonable，butit’sclearthatifwewanttodevelopourareaassoonaspossible，weneedmoney．Howcanwegetmoney?Wecanonlyburnthecoaltomakethefactoriesworktomakemoney．Ifwestopusingthecoalnow,howshallwecontinueourproductionanddevelopment?…
A：OK．Allthatyousaidarereasonable．Ibelievethatwemusttryourbestto
findabetterwaytousethecoal．Meanwhile,wemustmakesurethatthefactorieswhichburnthecoaltakemeasurestostoppollutingtheenvironment．
StepVSummaryandHomework
T：Welldone．Afterclass，pleasewritedownyourdialogueinyourexercisebook．Today．we’vetalkedaboutourenvironment．Weknowthattherearesomebigproblemsfacingourearth．Wemusttrytodowhatwecantoprotecttheearth．Besides．we’vepracticedsupportinganopinion．Whocancometotheblackboardandwritedowntheusefulexpressionswe’vepracticedjustnow?
(Astudentwritesthemdownontheblackboard．Ifthisstudentcantwriteallofthem，theteachermayaskanotherstudenttowritetheotherexpressions．)
T:Verygood．Afterclass,youneedpractisemoretomasterthembetter。That’sa11fortoday．Seeyoutomorrow!
Ss：Seyoutomorrow!
StepVITheDesignoftheWritingontheBlackboard
Unit9Savingtheearth
TheFirstPeriod
Usefulexpressions：
Wemustmakesurethat…
It’sclearthat…
Ibelievethatwemust…
I’mallfor…
Ifnothingisdone…，then…
Icantimaginethat…
Sure／Certainly／Absolutely．
Itwouldbebetterifwe…
Isthereabetterwayto…
StepⅦRecordafterTeaching

Savingtheearth（TheThirdPeriod）

一名爱岗敬业的教师要充分考虑学生的理解性，作为教师准备好教案是必不可少的一步。教案可以让学生更容易听懂所讲的内容，帮助教师能够更轻松的上课教学。怎么才能让教案写的更加全面呢？下面是由小编为大家整理的“Savingtheearth（TheThirdPeriod）”，希望能对您有所帮助，请收藏。

TheThirdPeriod
TeachingAims:
1.Reviseandmastersomeusefulwords,learninghowtorememberEnglishwords.
2.LearntheGrammar:Inversion.
TeachingImportantPoints:
1.Learntousesomederivativewords.
2.LearntouseInversion.
TeachingDifficultPoints:
Howtohelpthestudentsusepartlyandfullyinvertedsentencescorrectly.
TeachingMethods:
1.Practisingtomasterthelanguagepoints.
2.ElicitationandinductivemethodstohelpthestudentsmasterInversion.
3.Individualorpairworktomakeeverystudentworkinclass.
TeachingAids:
1.aprojector
2.theblackboard
TeachingProcedures:
StepIGreetings
Greetthewholeclassasusual.
StepIIRevisionandLead-in
T:YesterdaywereadapassageabouttheEarthSummitandsomeofthemajor
problemsfacingtheworld.ThroughthepassageweknowattheEarthSummit,representativesfrommorethanonehundredcountriesdiscussedsomeofthemostimportantproblemsfacingourplanet.Uptonow,severalEarthSummitshavebeenheldandmuchprogresshasmade.Canyoutellmeinwhichcitythe2002EarthSummitwasheld?
Ss:JohannesburginSouthAfrica.
T:Doyourememberoneofthemainthemesofthe2002EarthSummit？Andwhatwasit?
Ss:Yes.Itwassustainabledevelopment,orthequestionofhowwecancontinue
developingtheworldwithoutdamagingtheenvironment.
T:Whatarethethreebiggestkillersintheworld?
Ss:Contaminateddrinkingwater,poorsanitationandairpollution.
T:Whatotherproblemsdidthespeakersspeakabout?
Ss:Poverty,warandviolence.
T:WhatdidChinasthenPremierZhuRongjistress?
Ss:Theneedforequalityandfairnessintheworld.
T:Howcanwesavetheearth?
Ss:Bychangingthewaywelive.
T:Whatisthekeytothefuture?
Ss:Education.
T:Quiteright.TheEarthSummitisnotjustaboutproblems,butalsoaplacetofindsolutionsforthefuture.Weshouldbelievethatthefutureofourplanetmustbemoreandmorebeautifulwiththewholeworldseffort,Today,welllearntousethelanguagepointsappearinginthepassage.First,wordstudy.ThenGrammar-Inversion.
StepIIIPreparingforWordstudy
(Teachershowsthefollowingonthescreen.)
adj.n.
lonely_______
willing_______
responsible_______
fair_______
equal_______
poor_______
v.n.
kill_______
represent_______
suffer_______
adj.adv.
real_______
absolute_______
successful_______
T:Now,pleaselookatthescreenandwritedowntheotherformsofthegivenwords
ineachgroup.Workinpairsfirst.ThenIwillcheckyourwork.
(Afterawhile,teacherchecksthestudentsanswersandshowstherightonesonthescreen.)
Suggestedanswers:
loneliness;willingness;responsibility;fairness;equality;poverty
killer;representative;suffering;really;absolutely;successfully
StepIVWordStudy
T:Well,nowpleaseopenyourbooksatPage69.LookattilefirstpartinWord
study:Completethesentenceswiththewordsinbrackets.Changetheirformifnecessary.First,letsstudytheexample.…Nowpleasecompleteeachsentenceanddiscussyouranswerswithyourpartner.Attheend,wellchecktheanswerstogether.
Suggestedanswers:
1.killer2.alarming4.citizen5.responsibility6.representatives7.suffering8.willingness
(Thengoonwiththesecondpart.)
T:Now,letsdothesecondpart.First,youshouldstudythewordsinthebox
carefully.Thenputthemintotwocategories.Attheend,stateyourreasons.Areyouclear?
Ss:Yes.
T:Youcanbeginnow.Workinpairs.
(Afterawhile,teachercheckstheirwork.)
Suggestedanswers:
Adverbs:really,unfortunately,absolutely,especially,successfully
Adjectives:lonely,lively,ugly,lovely,friendly
StepVPresentation
(Teachershowsthefollowingsentencesonthescreen.)
1.ConferencesliketheEarthSummithelppeopleunderstandthatthereexistseriousproblemsandthatthereisstilltimetotakeaction.
2.AmongthespeakerswasChinasthenPremierZhuRongji,whostressedtheneedforequalityandfairnessintheworld.
3.Notuntilweknowmorewillwebeabletoimprovethesituation.
4.Onlybychangingthewaywelivecanwesavetheearth.
5.HadIknownthatairconditionerscausesomuchpollution,Iwouldneverhaveboughtone.
6.Abetterunderstandingoftheenvironmentisnecessary,asisthewillingnesstoact.
7.Withoutinternationalcooperation,developingcountriescannotprosper,norwillsustainabledevelopmentbepossible.

T:Now,pleaselookatthesentencesonthescreenandpayattentiontothewordorderofeachsentence.Inwhatwayarethesesentencesdifferentfromtheusualsentences?
Ss:Thewordorderisnot“Subject+Verb”but“Verb+Subject”or“Auxiliary/Modal+S+V”.
(TeacherwritesthestructuresontheBb.)
T:Yes.ThiskindofsentenceiscalledInversion,whichhappensinquestionsandinanumberofothercases.Lookatthesentencescarefullyagain,payingattentiontotheunderlinedwords.Inthefirstsentence,“exist”isusedafter
“there”toexpressastateforexistencelike“therebe”structure;thesecond
sentencebeginswithaprepositionphrase.Inthesetwosentences,thewholepredicateverbcomesbeforethesubject.Thethirdsentencebeginswithanegativeadverb;inthefourthsentence,“only”isplacedatthebeginningofthesentencewithanadverbial.Inthesetwosentences,partofthepredicatecomesbeforethesubject.Inmostcases,anauxiliaryverboramodalverbcomesbeforethesubjectandtherestofthepredicateverbcomesafter.Ifthereisnoauxiliaryormodal,do,doesordidshouldbeadded.Canyouunderstand?
Ss:Yes.
T:Thenlookatthefifthsentenceandchangeitintoanothersentencewiththesamemeaning,whichbeginswith“if”.
Ss:IfIhadknownthatairconditionerscausesomuchpollution,Iwouldnever
haveboughtone.
T:Quiteright.Insomespecialformsofunrealconditionalclauses,when“if”isleftout,partofthepredicatelikehad,should,wereshouldconiesbeforethesubject.Thatistosay,inversioncanbeusedinsteadof“if”.Areyouclearaboutthat?
Ss:Yes.
T:Next,lookatthelasttwosentences,Toavoidrepetition,“as”and“nor”areplacedatthebeginningofthesentenceswhichsaythatpeople(orthingorsituation)arethesameasothersthathavebeenmentioned.Inthiscase,thestructure“as/nor+auxiliary/modal/do(does,did)+subject”shouldbeused.Besides,“neither”and“so”canbeusedlike“nor”and“as”.Isthatclear?
(Bb:as/so;neither/nor+aux./mod./do(does.did)+subject)
Ss:Yes.
T:OK.Now，letschangethemintotheusualwordordersentences.WangXia,youtrythefirst.
Ss:Itisaspecialsentencepatternlike“Therebe”structure.“exist”canonly
comeafter“there”.
T:Yes.Sitdown,please.Thenthenextsentence.
Ss:ChinasthenPremierZhuRongjiwasamongthespeakers,whostressedtheneedforequalityandfairnessintheworld.
T:…
S3:Wewillnotbeabletoimprovethesituationuntilweknowmore.
S4:Wecansavetheearthonlybychangingthewaywelive.
S5:IfIhadknownthatairconditionerscausesomuchpollution,Iwouldnever
haveboughtone.
S6:Abetterunderstandingoftheenvironmentisnecessary,andthewillingnesstoactisnecessary,too.
S7:Withoutinternationalcooperation,developingcountriescantprosper.Sustainabledevelopmentwillnotbepossibleeither.
StepVIGrammarPractice
T:Well,nowpleaseturntoPage70.Lookatthefirstpart,Grammar:Rewritethe
followingsentences,beginningwiththeunderlinedpart.Firststudytheexample,andthencompleteeachsentencebelow.Afewminuteslater,Illcheck
yourwork.Beginnow.
Suggestedanswers:
1.Notuntilwestoppollutingourlakesandrivers,willwehaveenoughdrinkingwater
2.Onlybylearningtoliveinharmonywithnaturecanwesavetheearth.
3.Onlyafterthemeetingdid1knowthatairpollutioncausesalmostthreemilliondeathseveryyear.
4.Onlywithinternationalcooperationcansustainabledevelopmentbepossible.
5.NotonlyistheEarthSummitaplacetotalkaboutproblems,butalsoaplacetofindsolutionsforthefuture.
6.Onlywithbettereducationwillpeoplebeabletobuildabettersocietyinharmonywithnature.
7.Seldomdowethinkofthesmallchangesthatwecandotomakeabigdifference.
8.NeverhaveIrealisedthatwaterissoprecious.
(ThenteacherdealspartinGrammar.)
T:Allright.Nowletscometothesecondpart.Completethefollowingsentences
usingthewordsinthebox:so,neither,nor,as.Atthesametime,youshouldpayattentiontotheverbformbeforethesubject.Firstdoitindividually.Thencheckyouranswerswithyourpartner.Attheend,Illasksomeofyoutoreadthewholesentence.
Suggestedanswers:
1.so/ashave2.neither/norshould
3.so/asdo4.so/asam5.neither/nordo
6.so/asis7.neither/nor8.neither/norcan
9.so/ascan
(Aftercheckingtheanswers,teachersaysthefollowing.)
T:Fromthesesentences,weknowtheverb-formafter“so,neither,nor,as”
shouldbethesameastheverb-formafterthefirstsubject.Thepersonand
numbershouldagreewithitsownsubject.Isthatso?
Ss:Yes.
StepVISummaryandHomework
T:Now,letslookatwhatwevelearntinthisperiod.Atthebeginningofclass,werevisedthecontentsofthelastclass.Thenwedidsomeexercisestofurther
studysomelearntwordsinthetext.Attheend,welearnttheusageofInversion.Tomasteritbetter,wealsodidsomeexercises.Butthatsnotenough.Ihopeyoucanpractisemoreafterclass.Themoreyoupractise,thegreaterprogressyouwillmake.Somuchforthisperiod.Seeyoutomorrow.
Ss:Seeyoutomorrow!
StepVIIITheDesignoftheWritingontheBlackboard
Unit9Savingtheearth
TheThirdPeriod
I.Wordstudy
II.Grammar:Inversion
1.Thereexist/be...
2.Not/Never/Seldom...
3.Only+adverbial…
4.…so,neither,nor,as+V+S
StepIXRecordafterTeaching

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