苏教版牛津英语初中九年级下册教案 全册

苏教版牛津英语初中九年级下册精品教案全册

9BUnit1LifeOnMars

Grammar

第一部分简要提示

一、年级：九年级

二、教学内容：9BUnitILifeonMars

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：

l）can,could和may,might的礼貌程度上的区别。

2）宾语从句thatjf/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,mightandtheobjectclausesintroducedby'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/wh^ther引导的宾语从句.）

T:Firstlet'slookatGrammarAandlearnhowtouse'can,could,may,might'.

Step2GrammarAUsing'can','could','miiy','might'（PPT）

T:Nowhe'saskingotherpeopleforpermission.Lookatthequestionsandpay

attentiontothemodelverbsheuseswhenhewantstoaskfbrpermissionfrom

differentpeople.(PPT)

•Kitty,canjborrowyourdictionary?

•Mr.Grccn,couldIaskyousomequestionsplease?

•Excuseme,sir.MayIhavealookatthenameofyourbook?

T:Canyoutellmethedifferencesbetweenthethreesentences:(PPT)

T:-Inthe1stsentence,/〃Simonuses4can*toaskhisfriendKittyaquestion

becauseit'sinfbnnal/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“couldtoaskhisteacherMr.Wua

questionbecauseit'sformaLucould"isalwaysusedwithteachersorother

adults.(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。)

…inthe3rdscntcncc,///Simonuses"may'toaskastrangeraquestion

becauseit'sformalandpolite."may”isalwaysusedwithstrangersandpeople

yourespect.(在第三句中，Simon用情态动词'may'提问陌生人，因用这通

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'sverypolite

butrarelyused.

(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?

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

T:OK.Let'sdosomeexercises.(PPT)

T:Let'schecktheanswers.

1Dad,couldItakeyourcamera?

Yes,youcan.(Il'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?

--WccananswerYes,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

IfyouareonabusandthepersoninfrontofyouhasthewindowopenandItstarts

torainandyou'regettingwet.Howdoyouaskhimforpermission?

Wccanask:MayIclosethewindow?Bccauscit'sfonnalandpolitetouse

'may'whenweaskastrangeronthebusforpermission.

T:Lookatthe2ndSituation

IfyourcousiniswatchingaboringprogrammeonTV.Whatdoyousaytoaskher

tochangethechannel.

T:Wecansay:一CanIchangethechannel?Becauseifsinformaltouse'can'to

askfriendsforpermission.

T:Lookatthe3rdSituation

Ifyouruncleandaunthaveinvitedyoutojointheminawalkintheparkandyou

wanttolakeyourdogwithyou.///

Whatdoyousaythen?

—That'sright.Wccansay:4CouldIbringmydog?'Becauseit'sformaltouse

'could'toaskadultsforpermission.

Step3TheObjectclausesintroducedby'that'

T:LookatGrammarB.Let'slearn'that'clausel下面我们来学习that引导的宾

语从句。)(PPT)

1)Earthisbecomingmoreandmorecrowdedandpolluted.

WhatdocsDanielthink?

-DanielthinksthatEarthisbecomingmoreandmorecrowdedandpolluted.

2)PeoplewillliveontheplanetMarsbytheyear2100.

WhatdoesDanielthink?

—Good.DanielthinksthatpeoplewillliveontheplanetMarsbytheyear2100.

3)Therobotwilldomostofthework.

WhatdoesDanielthink?

—Yes,Danielthinksthattherobotwilldomostofthework.

T:Nowcanyouputthesetwosentenceswith'that?

T:Lct'sdosomeexercisesHaveyoufinishcd?Nowlet'schecktheanswers.

l)He'llbebackinamonth.

(Ihear...)

-Ihear(that)hewillbebackinamonth.

2)1havebeentotheGreatWallonce.

(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'thafclausetoreplaceanobjectaftertheverbinasentence.(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.Canyoujointhe

followingsentenceswithobjectclausesintroducedby'that'?(PPT)

1)Peoplethink...

HumansonMarshavetowearspecialbootstomakethemselvesheavier.

一PeoplethinkthathumansonMarshavetowearspecialbootstomake

themselvesheavier.

2)Somescientistsdon'tbelieve.

ThejourneytoMarswillbeverycomfortable.

―Somescientistsdon'tbelievethatthejoumeytoMarswillbevery

comfortable.

T:Canyoufindouttheobjectclausesinthefollowingsentences.Writean"O

"foranobjectclauseandan"N”lbrasentencewithoutone.(PPT)

(你能在下列句中找出宾语从句吗?是的话用0表示，不是的用N)

1)Theseplantswillproducefoodandoxygenthatweneed.

2)ScientistsshouldbeabletodevelopplantsthatgrowonMars.

3)PeoplethinkthathumansonMarshaveLowearspecialbootstomake

themselvesheavier.

4)WeallknowthatMarsisaplanetinthesolarsystem.

5)ThejourneytoMarscouldtakeonlyaveryshorttimeinspaceshuttlesthat

travelathalfthespeedoflight.

6)SomescientistsdonotbelievethatthejourneytoMarswillbevery

comfortable.

T:Let'schecktheanswerstogethernow.

1)Theseplantswillproducefoodandoxygenthatweneed.

一Here'thatweneed'isnotanobjectclausebecauseit'snotafteraverb.Soit'sN.

(在这句中"thatwenccd,不是宾语从句，因为它不在动词后面。)

2)ScientistsshouldbeabletodevelopplantsthatgrowonMars.

一Here'thatgrowonMars'isnotanobjectclausebecauseit'snotafteraverb.So

ifsN.

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

3)PeoplethinkthathumansonMarshavetowearspecialbootstomake

themselvesheavier.

Here'thathumansonMarshavetowearspecialbootstomakethemselves

heavier'isanobjectclauseafterthevcrb44think.SoifsO.

(在这句中'thalhumansonMarshavetowearspecialbootstomakethemselves

heavier5是宾语从句，因为它在动词“think，后面。)

4)WeallknowthatMarsisaplanetinthesolarsystem.

Here'thatMarsisaplanetinthesolarsystem'isanobjectclausebecauseit's

aftertheverb'know'.Soit'sO.

(在这句中'thatMarsisaplanetinthesolarsystem，是宾语从句，因为它在动词后

面'know，。)

5)ThejourneytoMarscouldtakeonlyaveryshorttimeinspaceshuttlesthattravel

athalfthespeedoflight.

一Here'thattravelathalfthespeedoflight'isnotanobjectclausebecauseit'snot

afteraverb.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'isanobjectclause

becauseit*saftertheverb'believe'.Soit,sO.

(在这句中'thatthejourneytoMarswillbeverycomfortable是宾语从句，因为

它在动词'believe'后面0)

Step4TheObjectclausesintroducedby'if'or4whether,(PPT)

T:Nowlet'slearntheObjectclausesintroducedby'if'or'whether'.

T:DanielhaslearnedalotaboutlivingonMars.Buthe'sstillworryingabout

something.Lookathisworries.

1)Couldtheplantsproduceenoughwater?

-Danielisnotsureifwhethertheplanetscouldproduceenoughwater.

2)ArethereanyaliensonMars?

--Danielisnotsureif/whetherthereareanyaliensonMars.

3)ArcanimalsonMarsdangerous?

一Danielisnotsurei17whcthcranimalsonMarsdangerous.

T:Let'sdomorepracticetogether.(PPT)

1)Doesheliveinthalhouse?(Sheasksme...)

-Sheasksmeif7whetherhelivesinthathouse.

2)Haveyoufinishedyourhomework?(Iwanttoknow...)

IwanttoknowifVwhetheryouhavefinishedyourhomework.

T:Canyouworkouttherulesyourselves?(PPT)

Tips

1Wecanuse'ifor'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---putthetwopartsintothe

objectclausesusing'ifor'whether'?(PPT)

1)WilltransportonMarsbemuchbetterthanonEarth?

Areyoucertain?

2)IsgravityaproblemfortheearlysettlersonMars?

Canyoutellme?

3)DoesittakeverylongtotravelfromEarthtoMars?

Doyouknow?

4)AremanypeoplegoingtomovetoMars?

Canyoutellme?

5)DidtheUSAsendaspacerobotontoMarslastyear?

Doyouknow?

Keys:

1Areyoucertainif/whethertransportonMarswillbemuchbetterthanon

Earth?

2Canyoutellme/whethergravityisaproblemfortheearlysettlersonMars

3Doyouknowi17whetherittakesverylongtotravelfromEarthtoMars

4Canyoutellmeif7whethermanypeoplearegoingtomovetoMars

5DoyouknowifYwhethertheUSAsentaspacerobotontoMarslastyear

T:Nowwe'velearnedabouttheobjectclausesintroducedby'that'andtheobject

clausesintroducedby'ifor'whcthcf.Canyoutellthemapartifyouarcaskedtouse

theminanarticle?TrytohelpDanielcompletethediaryusing'that'Jf'or

♦whether'(PPT)

DearDiary

DoyoubelievemanwillbeabletoliveontheplanetMarsinthefuture?

Scientistsareworkinghardtomakethisdreambecometrue.However,theyare

stillnotsurewecouldgrowplantsonMars.Alsomanyscientists

thinkgravityisaproblemtothefirstsettlers.Theyallagreethe

journeytoMarswillnotbecomfortable.ThereforeIamwondering

therewillbemanypeoplewillingtomovetoMars.

T:Haveyoufinishedyel?Couldyoutellmetheanswers?

Keys:1that2if/whether3that4that5if/whellier

(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/whethcr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

1Rememberthedifferenidegreesofformality'can','could','may'and'might1.

2Rememberhowtouseobjectclausesintroducedby'that','ifor1whether'.

3Finishofftheadditionalexercises.

Additionalexercises

AMultipleChoice

1—MayIgosurfingalonethisafternoon?

…No,you,itisdangerous.

AmaynotBcan'tCneedn'tDdon't

2-Could1borrowyourdictionary?

Yes,ofcourseyou

AmustBneedCCanDwill

3-Canyoucometomyhouseforsupper?

ANoJcan'tBIthinkso

CSureJ'dlovetoDIhopeIcan

BJointhefollowingsentenceswithobjectclausesintroducedby'that\'ifor

"whether1.

1.Webelieve...Wewillwin.

2.Ithink.Heisanhonestman

3.Iwonder..Docshestudyhard?

4.Couldyoutellme...?Willitrain?

5.1wanttoknow...DoyoucomefromEngland?

6.Idon'tknow...Helivesonthesamestreet.

Keystoadditionalexercises:

A1B2C3C

B

1Webelievethatwewillwin.

21thinkthatheisanhonestman.

3Iwonderif/whetherhestudieshard.

4CouldyoutellmeifVwhetheritwillrain?

5IwanttoknowilVwhcthcryoucomefromEngland.

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iffVwhcthcr弓I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Lifeon

Mars,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。

9BUnit1LifeonMars

MainTask

江苏省天一中学黄庆华

第一部分简要提示

年级：九年级

二、教学内容：9BUnitlLifeonMars

三、课型：中心任务课

四、教学目标

1知识目标

学会和掌握流程图的制作方法，为写作做准备。

2能力目标

1）能根据主题设计流程图。

2）能根据流程图写一篇文章。

五、教学重难点

1重点指导学生根据主题来选取写作所需信息，设计写作流程图。

2难点指导学生如何将流程图列出的信息扩展成文。

第二部分教学流程

用时:20分钟

Step1Lead-in用时：分钟

（出境）

T:Hello,everyone.Nicetoseeyouagain.TodaywearegoingtolearnMainTask.(大家好，很高

兴又和大家见面了！今天我们一起来学习中心任务部分)。Danielwantstomakeaguideto

livingonMarsin2100,butheneedshelp.Beforewchelphimwiththeguidejetmeremindyou

oftheinformationwe,veknownaboutMars.(Danicl梦想着有一天搬去火星。现在他想做一份

210（）年到火星上生活的指南.在我们帮助他一起做指南之前，让我们一起来回顾一下所学火

星的信息。）（PPT）

Step2用时：分钟

T:Boysandgirls,wevelearnedalotaboutMars.Canyousaysomethingaboutitaccordingto

thekeywords?Lct*sstart.

TaskOneHowmuchdoyourememberaboutMars?(PPT)

1Temperature:-133℃—27℃

2Color:red

3Moons:Phobos,Deimos

4Size:aboutone-halfthediametreofEarth

5Location:betweenEarthandJupiter

6DistancefromtheSun:142,000,000milesaway

7OneyearonMars:687Earthdays

8Surface:alittlelikethesurfaceofEarth

9Atmosphere:95%carbondioxide

T:Fromthereadingwe'veknown(hatlifeonMarsisverydifferentfromthatonEarth.Anddo

youstillrememberwhatchangesmaybringtolifeonMars?Saysomethingabouteach

keywords.Let'sseev/hohasagoodmemory.

TaskTwoAboutlifeonMars(PPT)

1Transport:spaceshuttlesinsteadofspacecraft...

2Food,watcr,air:developplantstoproduce...

3Gravity:thrcc-cighthsofthatonEarth,flyawayintospacespecialboots

4.Home:inadomewithtenbedroomsandrobotsdomostwork...

5.School:onlineschools,e-leacher,computersconnectedtointerplanetarynetwork...

T:Somanypeoplethinkit'sbettertomoveonMarsbecausetherearesomanyadvantages

buttherearcsomedisadvantagestoo.Canyouhelpmeaboutthetwosidesagain.

TaskThreeAdvantagesanddisadvantagesoflivingonMars.(PPT)

Advantages

XIt'snotcrowdedorDolluled.

XThetransportismoreconvenient.

XPeoplewillwearfashionableboots.

Peoplewillhavemorespace

XRoboiswilldomostofourwork

XWe'llhavemoretimeforhobbies

StudenUwillstudyinonlineschools.

Disadvantages

XLowgravitywillbedangerous

XFooddoesnottastegood.

XSpacetravelmakepeoplefeelill/sick.

XIt'stoocoldtostayoutside

XIt'stoofarawayfromfriendsonEarth.

T:Itseemsthattherearemoreadvantagesthandisadvantages.Solet'sdoasurvey:Howmany

ofyouwouldliketomovetoMars?Showmeyourhandsifyouwantto.

TaskFourDoasurveyaboutmovingtoMars.(PPT)

PercentageofstudentswhowanttomovetoMars:?%

T:Finc.DanicIwantstomovetheretoo.AndhemadeaflowchartaboutMars.Lct'sfindout

howhedidit.

T:Danielhasalottothinkaboutbeforemoving(oMars.Heimaginesthatshopping,animals,

money,freetimeandtransportonMarsaredifferentandinteresting.

TaskFiveImaginewhatwilllifebelikeonMars(PPT)

1Shopping

2Food

3Weather

4Money

5Clothes

6Transport

7School

8House

9Animals

10Freetime

T:HerearefivedifferencesthathemayfindaboutlifeonMars:transport;shopping;mcney;

animalsandfreetime.

TaskSixMatchDaniel'sideasaboutlivingonMarswithdifi'erentsubjects.(PPT)

I.Carsfloatintheair

2.Keepthemawaywithlaserlight

3.Low-gravitybasketballgame

4.Manyonlinetheatres

5.Noairpollutioncausedbytraffic

6.PlanetMarsBank

7.Spacefashionandfoodshop

8.ThingsfromEartharehardtofind

9.Usuallyfriendly

lO.Visitthetwomoons

(subjects:Animals,Transport,Freetime,shopping,money)

T:OK.Let'schecktheanswersonpage19together.

T:Usetheinformationintheflowcharttofinishtheexercisesonpage?OofSRNowlet'scheck

theanswers.(PPT)

Keys

1friendly2angry3laserlight4PlanetMarsBank

5online6twomoons7low-gravitybasketball8shoppingmalls

9spacefashions10hardtofind11comfortable12neverlate

13noairpollution14floatsintheair

T:Congratulations,yougotalltherightanswers.

T:Well,Danielhasfinishedhisflowchartandhiswriting.Let'strytomakeourown.(Daniel

完成了他的流程图和书面表达，让我们来做自己的吧.Y〃

T:Firstly,choosetheplanetyoulike;secondlydecidehowmanysubjectsyouwouldliketotalk

aboutthirdlysearchtheinformationabouteachsubjcct;thcnarrangealltheinformationwell,

lastly,makeyourownflowchartandwriteanarticleaboutyourflowchart.(第•选择你喜欢

的星球；第二决定你要谈论的几个话题；搜索关于每个话题的信息；合理安排这些信息，

最后制作你的流程图并?e它写成文章。)

TaskSevenMyownimaginationaboutlivingonanotherplanet(PPT)

T:Herearesomesubjectsyoumaychoosetomakeaflowchart.Youmaychoosesomeoruse

yourownideas.(PPT)

1Shopping

2Food

3Weather

4Money

5Clothes

6Transport

7School

8House

9Animals

10Freetime

StepEightMakinganotherflowchartandwritetheguide(PPT)

T:Thal'smyflowchart.It'scolorful,isn'tit?

T:Here'smysampleofthebeginningofanotherguide.Ifyoudon'thaveenoughtotalkabout

yoursubjects,youmaysearchtheInternetformoreinformationyouwant.Usethesearch

engine'baidiTorgoogle，.(这是我写的指南的开头一段。如果你找不到有关主题的足够

信息，你可以用“Baidu”或“Google”搜索引擎去搜索你想要的信息)

Sample:(PPT)

WhenwearriveonMars,we'llfindlifethereisveiydifferentfromthatonEarth.Theguide

describeswhatlifeonMarswillbelike.

Firstofall,scientistswilldiscoverawaytobuildspacesuitsandspacehomesthatwillkeepus

safefromthecoldness(-133℃)atnightandlowgravity.ltwillbesimilartoourair

conditioning.exccptweusethepowerforourelectricity.

小结

今天我们学习了流程图的制作，训练了采集与主题相关的信息并整理成文的能力。希望

同学在写作时利用网络、课本等各种资源积累资料并合埋使用。

Homework

1ReadtheguidetolivingonMarsaloud.

2MakeaflowchartaboutanotherguidetolivingonMarsyourself.

3Finishwritingyourguide.

说明

本课时是9BUniU的Maintask。其任务是以流程图形式给学生提供写作的语言信息。

培养学生整理归纳并运用信息的能力，并运用于写作。同时教师应鼓励学生展开丰富的想象，

鼓励他们通过上网或到图书馆查阅资料等多种方式搜集相关信息，并注意写作时材料的科学

性。

9BUnit1LifeonMars

Reading

江苏省天一中学黄庆华

第一部分简要提示

一、年级：九年级

二、教学内容：Unit1LifeonMars

三、课型：Reading

四、教学目标

1.知识目标

掌握本课时的四会单词、主要词组和句型。

2.能力目标

1)学会运用本课所学的主要词汇和句型来简单描述未来生活。

2)学会略读和寻读等阅读技巧。

3.情感目标

引导学生思考在另一个星球上生活的前景和可能性，比较不同环境的

优点和缺点，激发学生探索未知世界的热情。

五、教学重难点

1.重点

1）学习和运用四会单词、词组。

2）掌握略读和寻读等阅读技巧。

2.难点

l）Everystudentwillhaveacomputerathomeconnectedtoan

interplanetarynetwork.

2）ComparedwithlifeonEarth,lifeonMarswillbebetterthanlifeon

Earthinmanyways.

3）Thcrcwillbevariousdesignsforsettlerstochoosefrom.

第一部分教学流程

用时:25分钟

Step1Pre-reading用时：分钟

（出境）

T:Hi,everyone!Gladtomeetyou.WelcometoUnit1Reading.（同学们,你们好.

今天我们来学习UNIT1阅读）

T:EveryoneknowsthatChang'eIhasbeenlaunchedintospacelately.AA

知道最近嫦娥一号被发射到太空.Thal'sreallyexciling.ltcanhelpustoknow

moreaboutMoon.DoyouwanttoliveonMoonorsomeotherplanets?Weare

usedtolivingonEarth,butsomepeoplearethinkingaboutmovingtootherplanets.

Why?Let'slookatsomepicturesfirst.（PPT）

PartOneLead-in

T:Whatcanyoufindfromthepictures?

--WhatproblemsdoesEarthhave?

T:ThepicturesshowthatEarthhastwoproblems:oneisthelargepopulation（It's

crowded）,theotheristheseriouspollutionCICspolluted）.

T:NowEarthiscrowedandpolluted.Whatshallwedo?Somescientistssaythere

isabetterworld-Mars.DoyouknowtheplanetMars?Andbeforewcstartto

readthearticleMars.LeCshavealookatthesenewwordsfirst.

PartTwoPre-reading

T:Pleasefillintheblankswiththecorrectwordsaccordingtothewholesentence

andtheEnglishexplanationinthebrackets.（请根据句子含义及括号内的英语

解释填入所缺单词）（PPT）

T:OK.Lefschecktheanswerstogether.

l.Alargebodyinspacethatmovesaroundthestar,e.g.,thesunmeansplanet.

2Apowerthatkeepsusfromfloatingintheairmeansgravity.

3Avehicledesignedfortravelinspacemeansspacecraft.

4Peoplewhogotoliveinanewplacemeansettlers.

Growandimprovemeansdevelop.

5Machinesthatcandotasksunderthecontrolofcomputermeanrobots.

Smallroundpiecesofmedicinemeanpills.

T:Nowreadthenewwordsafterme.（2遍）

Newwords:planetgravityspacecraft

settlersdeveloprobotspills

T:Boysandgirls,howmuchdoyouknowaboutMars?Doyouitscolor,itssize

andsomeotherinfbrmation?NowletmeshowyoumyresearchonMars.（PPT）

l.ThecolorofMars:red;

2.Thesize:aboutone-halfthediameterofEarth;

3.Location:It'sbetweenEarthandJupiterinoursolarsystem.

4.1tsmoons:PhobosandDeimos

5.Surface:ThesurfaceofMarsisalittlelikethesurfaceofEarth.

6.Tcmpcrature:Thelowesttemperaturewillbe-133℃（degreesccntigradc）andthe

highestwillbe27℃

（整屏显示6点知识）（PPT）

T:NowyouhavelearnedsomethingaboutMarsfrommyresearch.Buiisthere

anythingelseyouwanttoknowaboutMarsQWhatisthefastestwaytolearn

moreaboutMars?

T:That'ssearchingtheInternet.Nowlookatthekeywords.Guesstheirmeanings

firstandthenusethesearchenginestohelpyou.Trytofindtheinformation

aboutthemontheInlemel.（下面我们来看这些关键词，先猜测它们的含义，然

后用搜索引擎来验证你的猜测是否正确.，再在网上找到有关他们的信息.）

超链接）（PPT）

1.crowdedplanel:ThepopulationonEarthisabout6.4billionin2OO7.It's

stillincreasingquickly...populationheremeansthenumberofpeople.

（PPT）（2007年地球人口为64亿，现在这个数字还在快速增长。）

2.s—aceshuttles:Theyarenewkindsofspacecraftwhichcantravelfasterin

space.（PPT）（他们是新型的可以在太空里飞行更快的航天飞机。）

3.speedboots:Theyarcspecialshoesthatcanmakeyouwalkfasterin

space.（他们是可以使你在太空行走更快的特殊鞋子。）

4.spacehome:It'saspecialroundhouseinspace.（这是在太空里的特殊的

圆形房子。）（PPT）

5.robotsettlcrs:Scttlcrsarcthepersonswhomovetoanewplace.（拓荒者

是第一批搬至一个新地方的人。）/Mayberobotswillmove

toMarsandliveonitfirst.（PPT）

6.onlineteacher:Theteacherwhocanhelpyouatanytimeandanyplacein

anon-lineschoolsiscalled*e-teacher,.（在线老师可以

在任何时候、任何地方帮助你。）（PPT）

StepTwoWhile-reading用时：分钟

TaskOneSkimming

T:Nowwouldyoupleaseopenyourbooksatpage8?Rcadthearticlequickly

andfindoutthekeywordofeachparagraph.ltcanbeawordorsomewords.

Youdon'thavetoreaditwordbyword.Justskimit.Thiskindofreading

skilliscalledskimming.（同学们，请快速地阅读文章的第一段，帮我找到

其中的关键词。它可能是一个单词或几个单词，阅读时你没有必要逐字

逐句地读，要跳读，这种阅读技能叫做略读）。

T:OK,boysandgirls.Let'schecktheanswersnow:(PPT)

Para1Crowded,polluted(population,pollution)

Para2Transport

Para3Food,waterandair

Para4Gravity

Para5Home

Para6School

Para7Food

TaskTwoScanning

T:Thafsveryeasyforyou,right.Readeachparagraphagain,thistimeyou

shouldbemorecarefulandpaymoreattentiontothedetails.Whilereading

thearticle,pleasefindouttheanswerstothequestions.It'sanotherkindof

readingskillcalledscanning(请同学们再仔细阅读文章每一段内容，这

次希望同学们读得更加仔细。在阅读的的同时，请大家思考这些问题的答

案。在阅读的同时找出文章中细节性的内容，这种阅读技能叫做寻读。(2-

T:Now,boysandgirls,pleaselookatthescreenhere,let'schecktheanswers.

(PPT)

XTransport(PPT)

1WhatvehicledopeopleusetoMarsatpresent?Andhowlongdoesittake?

(Spacecraft.Months.)

2WhatvehiclemaypeopleusetogotoMarsinthefuture?

Andhowlongwillittake?

(Spaceshuttles.Onlyaveryshorttime.)

XAir,water,food(PPT)

3Whatwillscientistsdotosolvetheproblemsoffood,waterandair?

(ScientistswilldevelopplantsthatcangrowonMarsandproducethefood,

waterandoxygen.)

4WhatwillfoodonMarsbelike?

(Maybethefoodwillbeintheformofpillsandwill