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Unit1LifeonMars

一.教学内容：

Unit1LifeonMars

二.教学目标：

本单元重点词汇、短语和语言点知识

9BUnit1

一、重点单词

机器人n.robot

片剂，药片n.pill

网，网络n.net

吉他n.guitar

太阳镜n.sunglasses

帐篷n.tent

储藏，存储v.store

表面n.surface

干缩的，干的adj.dried

想象，设想v.imagine

拥挤的adj.crowded

被污染的adj.polluted

可以指望；怀希望地adv.hopefully

宇宙飞船n.spacecraft

航天飞机n.spaceshuttle

人；人的n.adj.human

发展v.develop

移居者n.settler

流行的，时髦的adj.fashionable

各种各样的，不同的adj.various

巩固练习：

1.Insummertravelersweartheirs______________________becauseofthebrightsunshine.

2.H_____________________,wecanbuildabetterworldonMars.

3.Myfriendismusical.Heisgoodatplayingtheg____________.

4.Whenyouareill,youshouldtakep___________________ontime.

5.It’sgreatthatr________________doalltheworkforus.

6.Ifyougocamping,youshouldtakeat________________withyou.

7.Fishingn________________isuselessonthemoon.

8.LastsummerholidayIwenttoBeijingandItooklotsofphotoswithmyc______________

9.Scientistsshouldd________plantsthatcangrowonMars.

10.Thebootswillprobablybecomef_________.

二、重点短语

1、与某人相处得好getonwellwithsb.

2、认识某人gettoknowsb

3、被照顾becaredfor

4、使我不开心makemeunhappy

5、三副太阳镜threepairsofsunglasses

6、避免漂浮preventfloating

7、连接到氧气罐beconnectedtotheairtank

8、在星球的表面onthesurfaceoftheplanet

9、到2100年为止bytheyear2100

10、越来越拥挤和受到污染moreandmorecrowdedandpolluted

11、3/8的引力three-eighthsofthegravity

12、运送大量的人carrylargenumbersofpeople

13、飘进太空floatawayintospace

14、不同的设计供定居者选择differentdesignsforsettlerstochoosefrom

三、课文结构和语言点知识

Paragraph1:WhywemovetoMars?

1.MovingtoMars（L.1）

move:

①moveto搬家，搬迁

他家去年搬到加拿大去了。

Hisfamily__________________________Canadalastyear.

他们正准备搬到北京。

Theyare__________________________Beijing.

②move用作动词，可以表示“移动，前进，走棋”。

Don’tmove!

该你走棋了。

It’syourturn_____________________!

③move用作动词还可以表示“使感动；打动”。

我被这部电影深深地打动了。

I________deeply___________bythefilm.

2.Atthemomentitmaybedifficulttoimagine,butmanypeoplebelievethat,bytheyear2100,wewillliveontheplanetMars.（L.2）

①maybe可能是　情态动词may＋动词原形

这可能是一本好书。

Thismaybeagoodbook.

火星上可能有空气。

TheremaybeaironMars.

maybe副词＝probably，修饰动词、句子。

Maybethisisagoodbook.

MaybethereisaironMars.

②It’s＋adj.＋（forsb.）todosth.

对我们来说学好英语很有必要。

It’snecessaryforustolearnEnglishwell.

③imaginev.（adj.）imaginative（n.）imagination

你能想象没有电脑的生活吗？

Canyouimaginelifewithoutcomputers?

想象一下生活在月球。

Imaginelivingonthemoon.

想象一下火星上的生活可能是什么样。

Imaginewhatlifecouldbelikeonthemars.

3.Ourownplanet,Earth,isbecomingmoreandmorecrowdedandpolluted.（L.3-4）

①moreandmore越来越多　

越来越多的人/污染

moreandmorepeople/moreandmorepollution

越来越少（不可数）　

lessandless

越来越少（可数）

fewerandfewer

②比较级＋比较级：“越来越”

越来越容易/越来越强大

easierandeasier/strongerandstronger

越来越拥挤/越来越受到污染

moreandmorecrowded/moreandmorepolluted

4.Hopefully,wecanstartagainandbuildabetterworld.（L.5）

n./v.hopeadj.hopefuladv.hopefully

无论我们身在何地，都不能失去希望。

Whereverweare,weshouldnotloseour______________.

充满希望

befullofhope:behopeful

他有希望赢得第一名。

Heis_______________togetthefirstprize.

______________________,hewillwinthefirstprize.

5.Hereiswhatlifemightbelike.（L.6）

宾语从句：主前动后是语序。

这部电影展示了老北京的样子。

ThisfilmshowswhatoldBeijingwaslike.

你能告诉我他住哪里吗？

Canyoutellmewherehelives?

Paragraph2:TransportonMars

1.Firstofall,thetransportshouldbemuchbetter.（L.7）

①firstofall首先（最为重要的是）

首先把所有单词记住。

Firstofall,rememberallthewords.

atfirst起先，开始。

Atfirst,IfindEnglishabitdifficult.

②muchbetter

much＋比较级表示程度

我的头发比她的长很多。

Myhairismuchlongerthanhers.

Heis_________busy____helpme.

A.somuch,thatB.muchtoo,toC.toomuch,toD.somuch,to

修饰比较级的副词：

even,far,alot,alittle,abit

2.OurspacecraftaretooslowtocarrylargenumbersofpeopletoMars.（L.7-8）

①spacecraft复数__________________________

Chinese,Japanese,spacecraft,fish,sheep,deer（单复数同形）

②too…to太……以致于不能……

Sheistooyoungtolookafterherself.

“too…to”结构可以转换成“so…that…”或“not＋形容词＋enough”句型。

Thelittleboyistooshorttoreachtheapple.

Theboyis__________short____________hecan’treachtheapple.

Theboyisn’t_______________________________________reachtheapple.

③largenumbersof许多的，大量的

＝a（large）numberof＝a（great）numberof

很多树

largenumbersoftrees

thenumberof………的数量

学生的数量

thenumberofthestudents

3.Thejourneymighttakeonlyaveryshorttimeinspaceshuttlesthattravelathalfthespeedoflight.（L.9-11）

①比较:旅行journey,travel,tour,trip,voyage

②take在这儿表示“花时间”.

Ittakes（took）sb.sometimetodosth.

同意短语:

sb.spendtime/money（in）doingsth./onsth.

她每天花半小时练习跳舞。

It______________herhalfanhour___________________________dancing.

She______________halfanhour_____________________________dancing.

She______________halfanhour____________________________.

（sth.）costsb.money某物花了某人多少钱

③speedn.

atfull/topspeed以全速

atahigh/lowspeed

ataspeedof…以……的速度

以光速的一半的速度

athalfthespeedoflight

v.speeded（sped）

speedup加速

Paragraph3:food,waterandair

1.Humansneedfood,waterandairtosurvive.（L.12）

①humanahumanhumans

Germanswalkmanspoliceman

②need（行为动词）翻译成“必须”，“需要”

1）needsth.todosth.需要某物去做某事

我们需要一些水喝。

Weneedsomewatertodrink.

他们需要一些人去帮他们。

Theyneedsomepeopletohelpthem.

2）（不）需要做某事

（don’t）needtodosth.

我不需要思考这个问题。

Idon’tneedtothinkaboutthisquestion.

③need（情态动词）翻译成“必须”，“必要”

（不）必要做某事

need（not）dosth.

你不必担心。

Youneedn’tworry.

④need（名词）需要

theneedformoney

theneedtoimprovemyEnglish

peopleinneed

2.ScientistswilldevelopplantsthatcangrowonMars.（L.12）

developvi./vt.

工业在迅速发展。

Industryisdevelopingrapidly.

这个镇是由一个渔村发展起来的。

Thetowndevelopedfrom/outofafishingvillage.

Thefishingvillagedevelopedintoatown.

Hehasdevelopedthehabitofgettingupearly.

Thepioneersaredevelopingthewasteland.

developnaturalresources/solarenergy

Thephotowilllooknicewhentheyaredeveloped.

培养兴趣

________________________________________

3.However,nobodyisnotsureiftheseplantscanproduceenoughwater.（L.14-15）

besureof/about确信

Areyousureof/abouthiscomingintime?

besuretodo一定会，一定要

Sheissuretofindoutthetruthtonight.

makesure（of）确保

Hearrivedatthecinemaearlytomakesureofaseat.

Paragraph4:gravity

1.ThegravityonMarsisonlyaboutthree-eighthsofthegravityonEarth.（L.16）

分数的表达方法：分子用基数，分母用序数；分子大于一分母加“s”

三分之一

onethirdoneoutofthree

九分之二

twoninths

百分数

percent/percent

我们年级有五分之一的学生来自其他城市。

Onefifthofthestudentsinourgradearefromothercities.

70%的水来自于海洋。

70percentofthewaterisfromsea.

2.Topreventthis,humansonMarshavetowearspecialbootstomakethemselvesheavier.（L.19-20）

prevent（vt.及物动词）防止，预防

preventdiseases

使……不做某事，阻止……做某事

preventsb.fromdoingsth.

姚明的腿受伤了。这使他不能打篮球。

YaoMing’slegishurt.Thispreventshimfromplayingbasketball.

Paragraph5:life

ComparedwithlifeonEarth,lifeonMarswillbebetterinmanyways.（L.23）

1.过去分词作状语。过去分词与主句的主语是动宾关系，即过去分词与主语是被动关系。

（1）Theteachercameintoclassroomintothelab,followedbysomestudents.

句意为：老师进入教室，后面跟了一些学生。

teacher与followed形成被动关系

（2）Givenachance,Icansurprisetheworld.

巩固练习:

（1）____inthemountainsforaweek,thetwostudentswerefinallysavedbythelocalpolice.

A.HavinglostB.LostC.BeinglostD.Losing

（2）Theflowershisfriendgavehimwilldieunless（除非）______everyday.（2007四川高考）

A.wateredB.wateringC.waterD.towater

2.inmanyways在很多方面

bytheway顺便问一下

makeone’sway排除困难前进

inone’sway碍事，妨碍

onone’sway在去……的路上

inthisway用这种方法

Thesoldierscutawaythroughtheforest.

开出一条路

Thisway,please.

Manistryingtofindwaystostoppollution.

Paragraph6:study

Paragraph7:SomedisadvantagesonMars

相关知识

Unit1LifeOnMars教案

每个老师不可缺少的课件是教案课件，规划教案课件的时刻悄悄来临了。需要我们认真规划教案课件工作计划，这样我们接下来的工作才会更加好！你们会写适合教案课件的范文吗？请您阅读小编辑为您编辑整理的《Unit1LifeOnMars教案》，欢迎大家阅读，希望对大家有所帮助。

Unit1LifeOnMars教案

Grammar

二、教学内容：9BUnit1LifeonMars

三、课型：Grammar

四、教学目标

1.知识目标

1)掌握can,could和may,might的用法。

2)掌握that,if或whether引导的宾语从句的用法。

2.能力目标

1)能够运用can,could和may,might来具体表示请求或给予许可。

2)能够运用that,if和whether引导的宾语从句转述信息。

五、教学重难点

1.重点:

1)can,could和may,might的礼貌程度上的区别。

2)宾语从句that,if/whether的构成及用法。

2.难点:

if或whether引导的宾语从句的语序。

第二部分教学流程

用时：18分钟

Step1Lead-in用时：分钟

(出镜)

T:Hello,everyone!Gladtoseeyouagain.Todaywearegoingtolearn’can,could,may,might’andtheobjectclausesintroducedby‘that‘,‘if/whether’.

(大家好！很高兴又和大家见面了！今天我们一起来学习can,could,may,might的用法和that,if/whether引导的宾语从句.)

T:Firstlet’slookatGrammarAandlearnhowtouse‘can,could,may,might‘.

Step2GrammarAUsing‘can’,‘could’,‘may’,‘might’(PPT)

T：Nowhe’saskingotherpeopleforpermission.Lookatthequestionsandpayattentiontothemodelverbsheuseswhenhewantstoaskforpermissionfromdifferentpeople.(PPT)

Kitty,canIborrowyourdictionary?

Mr.Green,couldIaskyousomequestionsplease?

Excuseme,sir.MayIhavealookatthenameofyourbook?

T:Canyoutellmethedifferencesbetweenthethreesentences:(PPT)

T:---Inthe1stsentence,///Simonuses‘can’toaskhisfriendKittyaquestionbecauseit’sinformal.‘can’isalwaysusedwithfriends.(在第一句中,Simon用情态动词’can’提问他朋友Kitty，因为这通常用于朋友之间的非正式场合。)

---Inthe2ndsentence,///Simonuses“could’toaskhisteacherMr.Wuaquestionbecauseit’sformal.“could”isalwaysusedwithteachersorotheradults.(在第二句中，Simon用情态动词’could’提问他老师’MrWu’，因为这通常用于教师和其他成年人之间的正式场合。)

---inthe3rdsentence,///Simonuses“may’toaskastrangeraquestionbecauseit’sformalandpolite.“may”isalwaysusedwithstrangersandpeopleyourespect.(在第三句中，Simon用情态动词’may’提问陌生人，因为这通常用于陌生人和你尊重的人之间的正式而礼貌的场合。)

---Herepaymoreattentionto“might”.Mightisveryformalandit’sverypolitebutrarelyused.

(注意：‘might’的用法既正式又礼貌，但是实际生活中很少使用。)

eg:MightIuseyourcomputer,Mr.Wu?

※Theyallexpresspermission.（他们都用于表示请求和允许。）

T:OK.Let’sdosomeexercises.(PPT)

T:Let’schecktheanswers.

1Dad,couldItakeyourcamera?

Yes,youcan.(It’sformal.)

2MayIborrowthishelmet,madam?

No,youmaynot.(It’sformalandpolite.)

3CanIborrowyourboots,Mike?

Yes,youcan.(It’sinformal.)

T:Canyougivemetheanswerstothesequestionsabout‘can,could,may,might’?(PPT)

1Can/Couldyougotothezootomorrow?

----Wecananswer:--Yes,youcan.orNo,youcannot/can’t.

2May/MightIuseyourcomputer,MrWu?

----Wecananswer:--Yes,youmay.orNo,youmaynot/can’t.

T:Here‘could,might’donotmean‘thepasttense’,butmean‘morepolite’.

(这儿的“could,might“不是表示过去时，而是表示更委婉的语气。)

T:Nowpleasewritesentencestoaskforpermissioninthefollowingsituations.(PPT)

lookatthe1stSituation

IfyouareonabusandthepersoninfrontofyouhasthewindowopenandItstartstorainandyou’regettingwet.Howdoyouaskhimforpermission?

---Wecanask:MayIclosethewindow?Becauseit’sformalandpolitetouse‘may’whenweaskastrangeronthebusforpermission.

T:Lookatthe2ndSituation

IfyourcousiniswatchingaboringprogrammeonTV.Whatdoyousaytoaskhertochangethechannel.

T:Wecansay:----CanIchangethechannel?Becauseit’sinformaltouse‘can’toaskfriendsforpermission.

T:Lookatthe3rdSituation

Ifyouruncleandaunthaveinvitedyoutojointheminawalkintheparkandyouwanttotakeyourdogwithyou.///

Whatdoyousaythen?

--That’sright.Wecansay:‘CouldIbringmydog?’Becauseit’sformaltouse‘could’toaskadultsforpermission.

Step3TheObjectclausesintroducedby‘that’

T:LookatGrammarB.Let’slearn‘that‘clause(下面我们来学习that引导的宾语从句。)(PPT)

1)Earthisbecomingmoreandmorecrowdedandpolluted.

WhatdoesDanielthink?

---DanielthinksthatEarthisbecomingmoreandmorecrowdedandpolluted.

2)PeoplewillliveontheplanetMarsbytheyear2100.

WhatdoesDanielthink?

---Good.DanielthinksthatpeoplewillliveontheplanetMarsbytheyear2100.

3)Therobotwilldomostofthework.

WhatdoesDanielthink?

---Yes,Danielthinksthattherobotwilldomostofthework.

T:Nowcanyouputthesetwosentenceswith‘that’?

T:Let’sdosomeexercises.…Haveyoufinished?Nowlet’schecktheanswers.

1)He’llbebackinamonth.

(Ihear…)

--Ihear(that)hewillbebackinamonth.

2)IhavebeentotheGreatWallonce.

(Hetellsme…)

--Hetellsme(that)hehasbeentotheGreatWallonce.

T:OK.CanyoufindouttherulesaboutObjectclausesintroducedby‘that’?(PPT)

(那么你能总结-that连接的宾语从句的规则吗?)

Tips

1Wecanuse‘that’clausetoreplaceanobjectaftertheverbinasentence.（我们可以用that从句来代替一个宾语连接跟在动词后面做宾语。）

2Thewordorderintheobjectclauseisjustthesameasthatinthestatement.（从句中语序保持不变。）

3Sometimeswecanleavetheconnective“that”outintheobjectclause.

（有时连接词that也可以省略不用。）

T:Itseemsterriblyeasyforyou,right?Let’sdomorepractice.Canyoujointhefollowingsentenceswithobjectclausesintroducedby‘that’?(PPT)

1)Peoplethink…

HumansonMarshavetowearspecialbootstomakethemselvesheavier.

--PeoplethinkthathumansonMarshavetowearspecialbootstomakethemselvesheavier.

2)Somescientistsdon’tbelieve…

ThejourneytoMarswillbeverycomfortable.

--Somescientistsdon’tbelievethatthejourneytoMarswillbeverycomfortable.

T:Canyoufindouttheobjectclausesinthefollowingsentences.Writean“O“foranobjectclauseandan“N”forasentencewithoutone.(PPT)

(你能在下列句中找出宾语从句吗?是的话用O表示,不是的用N)

1)Theseplantswillproducefoodandoxygenthatweneed.

2)ScientistsshouldbeabletodevelopplantsthatgrowonMars.

3)PeoplethinkthathumansonMarshavetowearspecialbootstomakethemselvesheavier.

4)WeallknowthatMarsisaplanetinthesolarsystem.

5)ThejourneytoMarscouldtakeonlyaveryshorttimeinspaceshuttlesthattravelathalfthespeedoflight.

6)SomescientistsdonotbelievethatthejourneytoMarswillbeverycomfortable.

T:Let’schecktheanswerstogethernow.

1)Theseplantswillproducefoodandoxygenthatweneed.

---Here‘thatweneed’isnotanobjectclausebecauseit’snotafteraverb.Soit’sN.

（在这句中‘thatweneed’不是宾语从句，因为它不在动词后面。）

2)ScientistsshouldbeabletodevelopplantsthatgrowonMars.

---Here‘thatgrowonMars’isnotanobjectclausebecauseit’snotafteraverb.Soit’sN.

（在这句中‘thatgrowonMars’不是宾语从句，因为它不在动词后面。）

3)PeoplethinkthathumansonMarshavetowearspecialbootstomakethemselvesheavier.

---Here‘thathumansonMarshavetowearspecialbootstomakethemselvesheavier’isanobjectclauseaftertheverb“think.Soit’sO.

（在这句中‘thathumansonMarshavetowearspecialbootstomakethemselvesheavier’是宾语从句，因为它在动词“think’后面。）

4)WeallknowthatMarsisaplanetinthesolarsystem.

---Here‘thatMarsisaplanetinthesolarsystem’isanobjectclausebecauseit’saftertheverb‘know’.Soit’sO.

（在这句中’thatMarsisaplanetinthesolarsystem’是宾语从句，因为它在动词后面‘know’。）

5)ThejourneytoMarscouldtakeonlyaveryshorttimeinspaceshuttlesthattravelathalfthespeedoflight.

---Here‘thattravelathalfthespeedoflight’isnotanobjectclausebecauseit’snotafteraverb.Soit’sO.

（在这句中‘thattravelathalfthespeedoflight’不是宾语从句，因为它不在动词后面。）

6)SomescientistsdonotbelievethatthejourneytoMarswillbeverycomfortable.

---Here‘thatthejourneytoMarswillbeverycomfortable’isanobjectclausebecauseit’saftertheverb‘believe’.Soit’sO.

（在这句中‘thatthejourneytoMarswillbeverycomfortable’是宾语从句，因为它在动词‘believe’后面。）

Step4TheObjectclausesintroducedby‘if‘or‘whether’(PPT)

T:Nowlet’slearntheObjectclausesintroducedby‘if‘or‘whether’.

T:DanielhaslearnedalotaboutlivingonMars.Buthe’sstillworryingaboutsomething.Lookathisworries.

1)Couldtheplantsproduceenoughwater?

---Danielisnotsureif/whethertheplanetscouldproduceenoughwater.

2)ArethereanyaliensonMars?

----Danielisnotsureif/whetherthereareanyaliensonMars.

3)AreanimalsonMarsdangerous?

---Danielisnotsureif/whetheranimalsonMarsdangerous.

T:Let’sdomorepracticetogether.(PPT)

1)Doesheliveinthathouse?(Sheasksme…)

---Sheasksmeif/whetherhelivesinthathouse.

2)Haveyoufinishedyourhomework?(Iwanttoknow…)

----Iwanttoknowif/whetheryouhavefinishedyourhomework.

T:Canyouworkouttherulesyourselves?(PPT)

Tips

1Wecanuse‘if’or‘whether’tointroduceanobjectclausewhenitexpressesa‘yes/no’question.(我们可以用‘if’或‘whether’引导一般疑问句。)

2Thewordorderintheobjectclauseisjustthesameasthatinthestatement.(宾语从句应该用陈述语序。）

T：Boysandgirls,pleaselookatsomeotherexercises----putthetwopartsintotheobjectclausesusing‘if’or‘whether’?(PPT)

1)WilltransportonMarsbemuchbetterthanonEarth?

Areyoucertain________________________________?

2)IsgravityaproblemfortheearlysettlersonMars?

Canyoutellme________________________________?

3)DoesittakeverylongtotravelfromEarthtoMars?

Doyouknow__________________________________?

4)AremanypeoplegoingtomovetoMars?

Canyoutellme_________________________________?

5)DidtheUSAsendaspacerobotontoMarslastyear?

Doyouknow__________________________________?

Keys:

1Areyoucertainif/whethertransportonMarswillbemuchbetterthanonEarth?

2Canyoutellmeif/whethergravityisaproblemfortheearlysettlersonMars

3Doyouknowif/whetherittakesverylongtotravelfromEarthtoMars

4Canyoutellmeif/whethermanypeoplearegoingtomovetoMars

5Doyouknowif/whethertheUSAsentaspacerobotontoMarslastyear

T:Nowwe’velearnedabouttheobjectclausesintroducedby‘that’andtheobjectclausesintroducedby‘if’or‘whether’.Canyoutellthemapartifyouareaskedtousetheminanarticle?TrytohelpDanielcompletethediaryusing‘that’,‘if’or‘whether’(PPT)

DearDiary

Doyoubelieve_____manwillbeabletoliveontheplanetMarsinthefuture?Scientistsareworkinghardtomakethisdreambecometrue.However,theyarestillnotsure_________wecouldgrowplantsonMars.Alsomanyscientiststhink____gravityisaproblemtothefirstsettlers.Theyallagree_____thejourneytoMarswillnotbecomfortable.ThereforeIamwondering__________therewillbemanypeoplewillingtomovetoMars.

T:Haveyoufinishedyet?Couldyoutellmetheanswers?

Keys:1that2if/whether3that4that5if/whether

(出镜)

小结

T:同学们,今天我们一起学习了用情态动词can,could,may和might表示请求或允许,以及由that,if/whether引导的宾语从句。请同学们课后加强训练并正确运用。

T:Goodbye,everyone.Seeyounexttime.

Homework

1Rememberthedifferentdegreesofformality‘can’,‘could’,‘may’and‘might’.

2Rememberhowtouseobjectclausesintroducedby‘that’,’if’or‘whether’.

3Finishofftheadditionalexercises.

Additionalexercises

AMultipleChoice

1--MayIgosurfingalonethisafternoon?

---No,you______,itisdangerous.

AmaynotBcan’tCneedn’tDdon’t

2–CouldIborrowyourdictionary?

---Yes,ofcourseyou________.

AmustBneedCcanDwill

3-–Canyoucometomyhouseforsupper?

---________.

ANo,Ican’tBIthinkso

CSure,I’dlovetoDIhopeIcan

BJointhefollowingsentenceswithobjectclausesintroducedby‘that’,’if’or‘whether’.

1.Webelieve...Wewillwin.

2.Ithink…Heisanhonestman.

3.Iwonder…Doeshestudyhard?

4.Couldyoutellme…?Willitrain?

5.Iwanttoknow…DoyoucomefromEngland?

6.Idon’tknow…Helivesonthesamestreet.

Keystoadditionalexercises:

A1B2C3C

B

1Webelievethatwewillwin.

2Ithinkthatheisanhonestman.

3Iwonderif/whetherhestudieshard.

4Couldyoutellmeif/whetheritwillrain?

5Iwanttoknowif/whetheryoucomefromEngland.

6Idon’tknowthathelivesonthesamestreet.

说　明

本课时是9BUnit1的Grammar。其中两个语法板块分别介绍了情态动词can，could,may,might的用法以及that和if/whether引导的宾语从句。教师可以设置合适的语言情境来导入这两部分的语法教学。同时结合本单元主题LifeonMars，引导学生通过想象，在特定的情景中来操练、巩固这两部分语法内容。

LifeonMars教案

一般给学生们上课之前，老师就早早地准备好了教案课件，大家都在十分严谨的想教案课件。只有规划好教案课件计划，新的工作才会更顺利！你们清楚有哪些教案课件范文呢？小编收集并整理了“LifeonMars教案”，供大家借鉴和使用，希望大家分享！

总课题

9BUnit1LifeonMars

总课时

10

第1课时

课题

Comicstripandwelcometotheunit

课型

新授课

教学目标

知识目标

Tolearnsomenewwordsandexpressions能力目标

Tothinkaboutlifeinthefuture.Todiscusstheadvantagesofagivensituation情感目标

Tolovethenatureandtreasureourglobe

教学重点

Tolearnsomenewwordsandexpressions

教学难点

Todiscusstheadvantagesofagivensituation

课前预习

Previewthenewwords.

教学过程

教学环节

教师活动

学生活动

备课札记

Step1Lead-inStep2PresentationStep3ListeningandAnsweringStep4:ReadingandActingStep7ConsolidationStep8HomeworkSay:Whatislifelikenow?Whatlifewillbelikeontheearthinthefuture?Whatwillpeopledointhefuture?Showsomepictures:Review“robot”,“helmets”,“pills”andcomplainMarsExplainthecontextofPartA.DanielisthinkingaboutwhatitmightbeliketoliveonMars.HeiscomparinglifeonearthtowhatlifemightbelikeonMarsandwhetherMarswouldbeabetterorworseplacetolive.Checkthestudents’answers.AskstudentstoworkinpairstocompletePartB.Askonestudenttoreadoutthenameofeachobjectinturn.ThenaskstudentstosaywhethertheythinkDanielshouldtaketheobject.NowEddieandHoboaretalkingaboutMars.ListentothedialoguebetweenEddieandHobo,andthentrytoanswerDoesEddielikelifeonMars?Why?Readthedialogueafterthetape,andthenactitout.1.苹果太高了，我够不到。Theapplesaretoohighformetogetto.2.吉姆一直学习用功，因此他能在班上（成绩）达到顶峰。Jimalwaysstudieshardsohecangettothetopinhisclass.3.如果这些孩子的母亲去世了，谁来照料他们？Whowillcareforthechildreniftheirmotherdies?4.在我国老年人受到照顾。Theoldwillbecaredforinourcountry.1.Revisetoday’sphrases.2.Readandrecitethedialogue.Listentotheteacherandtrytocatchthemainpoints.Learnsomenewwords.Listenandcatchthemainpoints.CompletepartA.WorkinpairsandcompletePartB.DiscusswhatobjectsDanielshouldtake.Listenandanswer.Readandact.Dosomeexercisestoconsolidatethemainlanguagepoints.Finishoffthehomework.营造氛围，激发兴趣。注重基础，突出要点合作学习，提高能力听说并存，加强训练。及时巩固，加深印象。

教学反思

中学英语学科教案

总课题

9BUnit1LifeonMars

总课时

8

第2课时

课题

Reading(1)

课型

新授课

教学目标

知识目标

1.Tounderstandthecontextofafuturelifeonanotherplanet.2.TorecognizeandunderstandvocabularyaboutlifeonMars.3.TorecognizeandlistdifferencesbetweenlifeonEarthandlifeonMars.能力目标

Tobeabletodosomereadingcomprehensionexercises.情感目标

Totrytoreadcarefully.

教学重点

Tounderstandthecontextofafuturelifeonanotherplanet.

教学难点

TorecognizeandlistdifferencesbetweenlifeonEarthandlifeonMars.

课前预习

Previewthenewwords.Listentothetape.

教学过程

教学环节

教师活动

学生活动

备课札记

Step1.Lead-in.

Step2.

Presentation

Step3Reading

Step4Discussion

Step5

Homework

Say:PeoplehavelongbeendreamingaboutlivingonMars.ThereareanumberoffilmsaboutthistopiclikeTheRedPlanetandMissiontoMars.Doyoubelievethathumanswilleverbeabletoliveonadifferentplanet?1)Now,let’swatchsomepicturesaboutlifeonEarthtoday.Teachcrowdedandpolluted.2)Say:SimonandDanielaretalkingaboutlivingonMars.Listenandanswer.1)Say:Danielwantstofindoutmoreaboutlifeinspaceinthefuture,here’sthearticle.Pleaseopenyourbooksandturnto4.Beforewereadit,let’sdealwiththenewwordsfirst.Lookathere,pleasefindoutthesenewwordsinthearticleandguesstheirmeanings.2)Checktheiranswers.Readthenewwords.3)Listentothetapeandanswerthefollowingquestions:1.HowlongdoesittaketoflytoMarsatpresent?2.WhatisthegravityonMars?3.WherewillweliveonMars?4.Howwillwestudy,dohomeworkandtakeexams?5WhatwillfoodbelikeonMars?4)Say:NowpleasereadthearticlemorecarefullyandtrytotellthefollowingsentencesTorF.Ifitisfalse,pleasecorrectthemistake.1.By2100,peoplemightliveonMars.2.Marsisbecomingcrowdedandpolluted.3.By2100,thespaceshuttlescantravelathalfthespeedofsound.4.By2100,scientistscandevelopplantsonMarstogetfoodandoxygen5HumansonMarshavetowearspecialbootstomakethemselveslighter.6.WewillhavelesstimeforourhobbiesonMars.7.Studentswillgotoschoolbyspacecraft.8.Spacetravelmightmakepeoplefeelill.5)Checktheiranswers.6)Say:NowlistentothetapeandtrytofindoutdifferencesbetweenlifeonearthandlifeonMars.LifeonEarthtodayLifeonMarsin2100Cleanandhasmorespace.Spaceshuttlestravelathalfthespeedofthelight.Gravityisn’taproblem.Wearmanykindsofshoes.Donothavemuchspace.Studyonline.Foodisdifferentandtasty.WouldyouliketoliveonMars?Whyorwhynot?ReadthearticleagainandagainFinishofftheexercisesinyourhomework.Listentotheteacherandcatchthemainpoints.Listenandlearnsomenewwords.Trytoguessthemeaningofsomewords.Listenandanswersomequestions.ReadandarticleandtrytojudgeTorF.Checktheanswerstogether.Listenandtrytogetinfo.tocompletetheform.Discussingroupsandgetreadytoreport.设计情景导入新课，利用学生感兴趣的话题导入激发他们的学习兴趣。把握基础，为阅读服务。整体阅读，完成阅读基本任务。细读，把握重要信息。

教学反思

中学英语学科教案

总课题

9BUnit1LifeonMars

总课时

8

第3课时

课题

Reading(2)

课型

新授课

教学目标

知识目标

Tolearnsomelanguagepointsinthetext.能力目标

Tobeabletofinishsomeexercisesaccordingtothetext.情感目标

Tokeepworkhardandcarefully.

教学重点

Tolearnsomelanguagepointsinthetext.

教学难点

Tobeabletofinishsomeexercisesaccordingtothetext.

课前预习

Previewthenewwords.

教学过程

教学环节

教师活动

学生活动

备课札记

Step1.Greetingsandrevision.Step2.Presentation.Step3Consolidation.Step4:

PractiseStep5:

HomeworkGreetwiththeclassandaskthemtotakegoodcareofthemselves.Helpthemtorevisethetext.1.Asksomeindividualstoreadandafterthatcorrectsomeerrorpronunciationsthattheyprobablywillmake.2.Asksometopstudentstoretellthetext.Presentsomemainlanguageitems.1Therewillbevariousdesignsforsettlerstochoosefrom.将有许多种设计可供移居者选择。tochoosefrom…意思是“从……中挑选”。eg我有很多双鞋子可以选择，但我决定不了选哪双。Ihavemanypairsofshoes_____________(tochoosefrom),butIdon’tknowwhichpair__________.(tochoose)2Thejourneymighttakeonlyaveryshorttimeinspaceshuttlesthattravelathalfthespeedoflight.用以光速一半速度飞行的太空穿梭机进行的旅程可能只要花很短的时间。分析：此句是that连接的定语从句。that引导的定语从句修饰先行词spaceshuttles,从句中的动词的人称和数由先行词spaceshuttles决定。3ComparedwithlifeonEarth,lifeonMarswillbebetterinmanyways.与在地球上的生活相比,火星上的生活在很多方面将会更好.comparewith…意思是“与……做比较”。在句中是过去分词短语作状语,此时with和to可通用。eg与我们的那条路相比,这条路繁忙得多。Thisroadisquitebusy__________ours.(compared…with/to)4Everystudentwillhaveacomputerathomeconnectedtointer-planetarynetwork.每个学生在家里有一台连接星际网络的电脑。connectto意思是“与……连接”。这里的connectedto是过去分词后置作定语,修饰computer。当然我们也可以用connect…to…结构表示“把…和…连接起来”。eg江阴大桥把江阴和靖江连接了起来.JiangyinBridge_______Jiangyin___Jingjiang.(connects…to)用括号内所给词的适当形式填空:1Thereislessair________(pollute)intownthatinthetown.2LookatthenewestT-shirt.It’smadeofcotton.Ithinkitwillbecome______(fashion)thissummer.3It’s______(high)possiblethatpeoplecanliveonMarsinthefuture.4Grandmaistooold_______(settle)onanotherplanet.5Thehelmetismadeofmetal.It’stooheavy.WhenIwearit,Ifeel_________(comfort).6Myfathercooksverywell.Thefoodhecooksisas_______(taste)asthatintherestaurant.7Herearemanykindsofmooncakesforyou_____(choose)from.8______(compare)withwhathehadalready,thenewstampswerenotveryinteresting.9_______(hope),doctorshavefoundanewwaytooperateonthepatients---flyinghospital.10Weshouldkeepwaterfrom_____(be)polluted.Greetwiththeteacher.Someindividualsread.Topstudentsretellthetext.Learnsomelanguagepoints.Writedownsomeimportantlanguageitems.Finishsomeexercises.Dosomeexercisestoconsolidatethemainpoints.

教学反思

中学英语学科教案

总课题

9BUnit1LifeonMars

总课时

8

第3课时

课题

Vocabulary

课型

新授课

教学目标

知识目标

Torecognizeandbeabletonameastronauts’equipment.Tounderstandwhattheequipmentlookslikeandisusedfor.能力目标

Todiscusswhichitem(s)ofequipmentis/areimportantforanastronaut.情感目标

Tosetgoodidealgoalandworkhard.

教学重点

Torecognizeandbeabletonameastronauts’equipment.Tounderstandwhattheequipmentlookslikeandisusedfor.

教学难点

Todiscusswhichitem(s)ofequipmentis/areimportantforanastronaut.

课前预习

Previewthenewwords.

教学过程

教学环节

教师活动

学生活动

备课札记

Step1:RevisionStep2:PresentationStep3:PracticeStep4:Readandrole-playStep5:Homework1.GiveSsmeaningsinEnglishorallyandletthemgiveoutthewords.e.g.T:avehicledesignedfortravelinspace.S1:spacecraft2.Revisewhatweshouldtakewithwhilecampingonthemoon.Ask:Whatshouldanastronauttakewith?Present:driedfood,powerpack,digitalcamera,etc.withpictures.1.AskSstodescribewhattheobjectsareusedfor.2.AskSstocompletePartAontheirown.1.AskSstorole-playSimonandDaniel.2.Readaloudtheconversationtotheclass.3.Workinpairstodecidewhicharethemostandleastimportantitems.4.Getsomepairstosharetheirconversationswiththeothers.Learnthenewwordsbyheart.Followtheteacherandlearnsomenewwords.Saysomethingabouttravelinspace.ListenandlearnDescribetheobjects.CompletePartA.Readinroles.Workinpairs.

教学反思

英语学科教案

总课题

9BUnit1LifeonMars

总课时

8

第4课时

课题

GrammarI

课型

新授课

教学目标

知识目标

Toknowtheusagesof‘can’,‘could’,‘may’and‘might’totalkaboutpermission.能力目标

Touse‘can’,‘could’,‘may’and‘might’totalkaboutpermission.情感目标

none

教学重点

Touse‘can’,‘could’,‘may’and‘might’totalkaboutpermission.

教学难点

Touse‘may’and‘might’totalkaboutpermission.

课前预习

Gothroughthepartandunderlinethepuzzles.

教学过程

教学环节

教师活动

学生活动

备课札记

Step1:Lead-in

Step2:

Presentation

Step3

Consolidation.Step4

Homework.

1.T:Therearedifferentwaysofaskingforandgrantingpermission.Eachwayhasadifferentlevelofformality.1.Gothroughthetablesatthetopofpage13.Explainthedifferentlevelsofformality.1.Explainthecontextoftheexercise.2.Sscompletetheexerciseontheirown.3.ChooseseveralSstoreadthecompletedquestionsandanswers.4.AskSstowritesentencestoaskpermissioninthefollowingQs(1)YourcousiniswatchingaboringTVprogram,youaskherforpermissiontochangethechannel.(2)Youruncleandaunthaveinvitedyoutojointhemforawalkinaparknearby.Youwanttobringyourdogalong.选择1.---______Ismokehere?---No,youmustn’tA.CanB.MayC.MustD.Need2.---_____IvisitLucyonSunday,Mum?---Yes,you____.A.Must;canB.May;mayC.Need;needD.May;need3.He______finishhishomeworkontime.A.neednottoB.doesn’tneedC.needstoD.needs4._____youliketoholdtheladderforme?A.CouldB.ShouldC.WouldD.Must5.Johndidn’tcometotheparty,____athome.A.hemaybeB.maybeheC.hemaybeD.maybehe二.翻译1.你可以用数码相机拍下高质量的图像.2.Daniel认为空气比干粮更重要.3.我认为对宇航员来说,笔记本电脑是最重要的东西.GooverthefrontpartofGrammarandgetreadyforthebackpart.Listenandcatchthemainpoints.Completetheexercisesonpage13andread.Dosomeexercisestoconsolidatethelearnedpart.Checktheanswers.

教学反思

英语学科教案

总课题

9BUnit1LifeonMars

总课时

8

第5课时

课题

Grammar2

课型

New

教学目标

知识目标

Tolearnsomeusefulexpressions.TolearnthestructureoftheObjectClause能力目标

TousetheObjectClausecorrectly.情感目标

Toco-operatewellwithpartners.

教学重点

TolearnthestructureoftheObjectClause

教学难点

TousetheObjectClausecorrectly.

课前预习

Gothroughthepartandunderlinethepuzzles.

教学过程

教学环节

教师活动

学生活动

备课札记

Step1.Greetings.Step2.Presentation.Step3Practice.Step4Presentation.Step5.Practice.Step6Presentation.Step7.Consolidation.Step8Summaryandassignment.Greetwiththeclassandaskthemsomesimplequestions.RemindthattheyshouldtakegoodcareofthemselvestokeepA/H1N1flu.Presentsomethingthathappensinoureverydaylife.Showthesomepicturesonppts.Andsomesentenceswithobjectclause.Presentthatanobjectclausefunctionsastheobjectinasentence.Itcanbeputaftersomeverbssuchasthink,believeandknow.Itcanalsofollowsomeadjectivessuchascertainandsure.Telltheclassthatanobjectclausecanbeintroducebytheconnective“that”.Sometimes,wecanleave“that”out.1.Showsomegroupsentencesandasktheclasstoworkinpairstomakesentences.Hehasbeenherefortwoyears.A:Howlonghashebeenhere?B:Iguessthathehasbeenherefortwoyears.A:Yes.C:Iknowhehasbeenherefortwoyearsandahalf.A:Idon’tthinkyouareright.….2.AsktheclasstoreadthesentencesonPage14PartBandjudgewhetheritisanobjectclauseornot,ifitis,writedownO,orN.Presentthatwecangetdifferentkindofformsoftheobjectclausebythedifferenttypesofsentences.1.Statements.Acomputerprogrammerwasmurdered,weallknow.Weallknowthatacomputerprogrammerwasmurdered.2.GeneralQuestionsHavethepolicefoundoutthemurdereryet?Wedon’tknow.Wedon’tknowwhetherthepolicehavefoundoutthemurderer.3.Wh-questions.Whatclueshavethepolicefoundout?Canyoutellme?Canyoutellmewhatcluesthepolicehavefoundout?AsktheclasstoworkinpairstohelpDanieltorewritethesentencesonPage15PartC1using“if”or“whether”tomakeclauses.Presentthatthetenseinobjectclausesentencesischangedwithdifferentsituations.Ifthemainclauseisasimplepresenttense,theobjectclausecancomeinapropercertaintense.Ifthemainclauseisasimplepasttense,theobjectclausecancomeinacertainpasttenseexcepttheobjectclausedescribingatruth.Hesaidthathehadbeenherefortwoyears.Ourteachertoldusthatthereare12monthsinayear.Handouttheworksheetsandasktheclasstodosomeexercisestoconsolidatethisclass.Summarizethisclassandasktheclasstodosomemoreexercisesafterschool.Greetwiththeteacher.Listencarefullyandtrytocatchthemainpoints.Watchandworkinpairstomakesentences.Readandjudge.Listenandgraspthemainpoints.Workinpairsandmakesentences.Dosomeclassworktoconsolidatetheobjectclause.师生对话，营造氛围，促进友谊。以旧带新减低难度，提高认识的敏锐度。合作学习，训练口头表达能力。系统分析，利于学生对知识的总体把握。突出重点，便于继续学习。及时巩固提高效率。

教学反思

英语学科教案

总课题

9BUnit1LifeonMars

总课时

8

第6课时

课题

Integratedskills

课型

New

教学目标

知识目标

ToidentifythecontextofthepreviewofaTVprogramme.Touseinformationtocompletenotesandaconversationandtalkaboutownideas.

能力目标

ToidentifytheadvantagesanddisadvantagesoflivingonMars.情感目标

Thetrainingofthestudentsconsciousnessofpopularscience,andthroughhishardwork,efforttokeeptothefutureofhumanitytoMarsofdreamstobecomeareality.

教学重点

FromtelevisioninaccesstoinformationanddiscusstheadvantagesanddisadvantagesoftheMarsexpressindividuallifeandopinions

教学难点

Touseinformationtocompletenotesandaconversationandtalkaboutownideas.

课前预习

Previewthenewwordsandexpressions.

教学过程

教学环节

教师活动

学生活动

备课札记

Step1Warm-up:Step2.ListenandwriteStep3.ListenandwriteStep4.WriteStep5.SpeakupStep6:DiscussionStep7:HomeworkHaveyoueverthoughtoflivingonMars?WillitbettertoliveonMarsthanonearth?

(Presentpicturesofaliens)

Step1.Lead-inDanielisgoingtowatchaTVprogramme.Ontheprogramme,peoplewilldiscusswhatitmightbeliketoliveonMars.FirstlistentothepassageandhelpDanielmakenotesinPartAaboutifhewantstoliveonMars.NowlistentothesecondpartoftheTVprogramme,andtrytofindoutalltheinformationyouneedtocompleteDaniel’slistsinPartA2.Checktheanswers.Tellthestudentsthattheycanusethenotesfrompage16tohelpthemcompletePartA3.Role-playAsktwostudentstoplaytherolesofSimonandDaniel.Askthemtoreadtheconversationaloud.Otherstudentslistenandanswer.WouldyouliketoliveonMars？Whyorwhynot？1.Recitetheimportantsentences.2.PreviewMaintask.学生的讨论既能够活跃课堂气氛消除他们的紧张心理，也为他们的下一步听力做一个语言知识上的准备。学生仔细听录音，找出所有需要的信息。学生需注意答案的顺序，争取完整播放录音，中间不停顿来完成所有信息。两个学生分别扮演Daniel和Simon,大声朗读对话，其他学生听听有无错误，有问题举手。学生两人一组，可先记下自己对火星上生活的看法。学生尽力组织对话来表达自己独特的观点。

教学反思

英语学科教案

总课题

9BUnit1LifeonMars

总课时

8

第7课时

课题

Maintask

课型

New

教学目标

知识目标

1.Tocompleteaflowchart2.Tocompleteanarticle能力目标

Toorderideasusingaflowchart

情感目标

TodescribespecificdetailsaboutlifeonMars

教学重点

DiscussinpartoflifeonMars,obtaincertaininformation,completethewritinglifeguideMars.

教学难点

DiscussinpartoflifeonMars,obtaincertaininformation,completethewritinglifeguideMars.

课前预习

LearntheprofilesofMillieandDaniel

教学过程

教学环节

教师活动

学生活动

备课札记

Step1Warm-up

Step2PresentationStep3Presentation

Step4practiceStep5

Homework

Freetalk

DoyouliketoliveonMars?Why?

HowdopeoplegotoMars?

IsthejourneytoMarsverycomfortable?

Usepicturestopresentthefollowing:

carsfloatintheair

keepawaywithlaserlight

low-gravitybasketballgames

manyonlinetheatres

noairpollutioncausedbytraffic

PlanetMarsBank

spacefashionandfoodshops

thingsfromEartharehardtofind

Usuallyfriendly

visitthetwomoons

1.Tellstudentsthatproducingaflowchartisausefulwaytoorganizetheirideas。

2.ExplainthecontextinPartA.DanielisplanningtowriteaguidetoMars.Review“float,laser,low-gravity”and“pollution”.

1.Askthestudentstocompletethechartusingthephrasesfromthebox.2.Ask5studentstoreadoutthepointsforthefivecategories.Askstudentstothinkoftwoorthreeextraitemstheycanaddtothechart.

3.AskstudentstofillintheblanksinPartB,page20withtheinformationfromtheflowchartonPage19.

4.Ask6studentstoeachreadoneparagraph.Checkformistakesandmispronunciation.

1.Remembertheexpressionsandpatterns.2.Finishoffthearticle

学生的讨论既能够活跃课堂气氛消除他们的紧张心理，也为他们的下一步写作做一个相关话题的准备。通过新短语的介绍，完成流程图。学生对框架结构的了解为他们的下一步的写作提供了结构上的帮助，他们只要在语言上给与组织就能够形成一篇较好的文章。除了书中所列出的五个方面，可鼓励学生大胆设想还可以涉及哪些方面和具体内容，丰富语言材料。

教学反思

英语学科教案

总课题

9BUnit1LifeonMars

总课时

8

第8课时

课题

Checkout

课型

New

教学目标

知识目标

1.Toreviewkeyvocabularyandprogrammeritemstaughtinthisunit.2.Togivestudentstheopportunitytopracticetheprogrammerandvocabularyitems,andtogainconfideoncethroughdoingso.3.Toallowstudentstochecktheirprogressandaskanyquestionstheymaystillhave.能力目标

1.Togivestudentsachancetopracticegrammarandvocabularyproject,throughpracticestrengtheningstudentsconfidence.2.Letthestudentstocheckwhethertheirprogressandputforwardtheexistingquestions.情感目标

none

教学重点

Toreviewkeyvocabularyandprogrammeritemstaughtinthisunit.

教学难点

Togivestudentsachancetopracticegrammarandvocabularyproject

课前预习

Dotheexercisesbeforeclass.

教学过程

教学环节

教师活动

学生活动

备课札记

Step1:Revision

Step2:

PractiseStep3:Revision

Step4:PractiseStep5HomeworkRevisetheuseofcan,could,may,mightandobjectclause.1.ExplainthecontextofPartA.Simonisdreamingaboutgoingintospace.2.Askstudentstoreadthroughthetext.Thenaskthemtocompleteethesentencesusingthegrammaritemslearntintheunit.Revisethevocabularyintheunit.1.TellthestudentsthatinPartBtheyhavetorearrangetheletterstoformwords.2.Askthestudentstounscrambleasmanywordsastheycanwithoutlookingatthepreviouspages.Whentheyhavedoneasmuchastheycan,askthemtorefertotheVocabularysectiononpage8forextrahelp.3.Askstudentstovolunteeranswers.Askanotherstudenttowritethewordsontheboardastheyarereadout.Studentsthenwritetheirscoresinthepaw.1.Recitethecontextofthisunit.2Drawapictureofwhatyouthinkanalienlookslike.AndthenwriteaguidetolivingonMarsin2100.学生的讨论既能够活跃课堂气氛消除他们的紧张心理，也为他们的下一步的语法练习作知识准备。学生通过字母顺序重组，再一次复习了重点单词。学生通过巩固练习，再次巩固本课重点，即宾语从句的2种情况，并复习了重点词汇。自我检查本单元掌握情况，教学反思

九年级英语LifeonMars教案

Unit1LifeonMars

一、基础词汇

(n.)

1.头盔2.机器人3.形式

4.药片5.网络6.吉他

7.太阳镜8.帐篷9.行星

10.交通工具11.力量12.速度

13.人类14.科学家15.移居者

16.宇宙飞船17.药18.恒星

19.任务20.箱21.味觉

22.质量23.能量24.背包

25.宇航员

(v.)

1.想象2.开发3.漂浮

4.连接5.呼吸6.系，扎

7.描述8.放松9.比较_____________

(adj.)

1.拥挤的2.被污染的3.确定的

4.流行的5.令人愉快的6.各种各样的

7.干的8.正常的9.公共的

(adv.)

1.专门地2.怀着希望地

二、重点词组

1.难以想象

2.到2100年

3.目前

4.变得越来越拥挤，污染

5.以光速的一半

6.对早期的定居者来说是一个问题

7.八分之三的

8.使许多人感觉不舒服

9.漂浮在太空

10.在许多方面

11.和……连接

12.以……的形式

三、句型结构

1.Ourownplanet,Earthisbecomingmoreandmorecrowdedandpolluted.

(moreandmore越来越……)

1)南京正变得越来越美。

Nanjing_______.

2)这种长筒靴可能会变得越来越时髦。

Thebootswillprobablybecome.

2.Therewillbemanydifferentdesignsforsettlerstochoosefrom.

(注意动词后面的介词)

我不知道我有问题的时候和谁谈谈。

Idon’tknowwhomIcan____whenIhaveproblems.

3.OurspacecraftaretooslowtocarrylargenumbersofpeopletoMars.

(注意alargenumberof和thenumberof的区别)

1）我们学校学生的数量有2300人。

_____thestudentsinourschool2300.

2)我们学校图书馆有大量的书。

Thereare__booksinourschoollibrary.

四、难点语法

1.情态动词can,could,may,might的用法

can用于问候朋友；could用于问候老师和成年人；may用于问候陌生人和你尊敬的人，显得正式而有礼貌；might用于非常有礼貌的场合，很少用。

1)---爸爸，我能用你的照相机吗？

---可以。

Dad,Iuseyourcamera?

Yes,you.

2)Daniel,我能借你的字典吗？

Daniel,Iborrowyourdictionary?

2.用that引导宾语从句。

注意：1）that可省略；2）时态一致；3）从句是客观真理的情况。

IknowhehasbeentoBeijingseveraltimes.

Theteachertoldusthattheearthgoesroundthesun.

3.用if或whether引导宾语从句。

注意：1）if/whether的不同用法；2）时态一致；3）陈述句的语序

将下列句子合并为含有宾语从句的主从复合句。

1)Marshastwomoons.Theteachertoldthestudents.

Theteachertoldthestudents______________________________twomoons.

2)“HaveyoueverbeentoBeijing?Mycousinaskedme.

Mycousinaskedme___________________________everbeentoBeijing.

3)Hewillfinishthetaskintwodays.Hesaid.

Hesaid_____________________________finishthetaskintwodays.

4)DoesittakeverylongtotravelfromEarthtoMars?Doyouknow?

Doyouknow________________________________verylongtotravelfromEarthtoMars?

5)WillLucycometomorroworwillshenotcome?Iamwondering.

Iamwondering______________________________________________________tomorrow.

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