范文Unit 1 Life On Mars教案Word文件下载.docx

范文Unit 1 Life On Mars教案Word文件下载.docx

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　　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

　　.重点:

　　）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

　　Step1

　　Lead-in

分钟

　　T:

Hello,everyone!

Gladtoseeyouagain.Todaywearegoingtolearn’can,could,may,might’andtheobjectclausesintroducedby‘that‘,‘if/whether’.

Firstlet’slookatGrammarAandlearnhowtouse‘can,could,may,might‘.

　　Step2

　　GrammarA

　　Using‘can’,‘could’,‘may’,‘might’

　　T：

Nowhe’saskingotherpeopleforpermission.Lookatthequestionsandpayattentiontothemodelverbsheuseswhenhewantstoaskforpermissionfromdifferentpeople.

　　&

#61548;

　　kitty,canIborrowyourdictionary?

　　mr.Green,

　　couldIaskyousomequestionsplease?

　　Excuseme,sir.mayIhavealookatthenameofyourbook?

　　canyoutellmethedifferencesbetweenthethreesentences:

　　---Inthe1stsentence,///Simonuses‘can’toaskhisfriendkittyaquestionbecauseit’sinformal.‘can’isalwaysusedwithfriends.

　　---Inthe2ndsentence,///Simonuses“could’toaskhisteachermr.wuaquestionbecauseit’sformal.“could”isalwaysusedwithteachersorotheradults.

　　---inthe3rd

　　sentence,///Simonuses“may’toaskastrangeraquestionbecauseit’sformalandpolite.“may”isalwaysusedwithstrangersandpeopleyourespect.

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

　　eg:

　　mightIuseyourcomputer,mr.wu?

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

）

ok.

　　Let’sdosomeexercises.

Let’schecktheanswers.

　　Dad,could

　　Itakeyourcamera?

　　yes,youcan.

　　2

　　mayIborrowthishelmet,madam?

　　No,youmaynot.

　　3

　　can

　　Iborrowyourboots,mike?

　　canyougivemetheanswerstothesequestionsabout‘can,could,may,might’?

　　can/couldyougotothezootomorrow?

　　----wecananswer:

　　--yes,youcan.or

　　No,youcannot/can’t.

　　may/mightIuseyourcomputer,mrwu?

　　----wecananswer

　　:

--yes,youmay.or

　　No,youmaynot/can’t.

　　Here‘could,might’donotmean‘thepasttense’,butmean‘morepolite’.

Nowpleasewritesentencestoaskforpermissioninthefollowingsituations.

　　lookatthe1stSituation

　　IfyouareonabusandthepersoninfrontofyouhasthewindowopenandItstartstorainandyou’regettingwet.Howdoyouaskhimforpermission?

　　---

　　wecanask:

　　mayIclosethewindow?

Becauseit’sformalandpolitetouse‘may’whenweaskastrangeronthebusforpermission.

　　Lookatthe2ndSituation

　　IfyourcousiniswatchingaboringprogrammeonTV.whatdoyousaytoaskher

　　tochangethechannel.

wecansay:

　　----canIchangethechannel?

Becauseit’sinformaltouse‘can’toaskfriendsforpermission.

Lookatthe3rdSituation

　　Ifyouruncleandaunthaveinvitedyoutojointheminawalkintheparkandyouwanttotakeyourdogwithyou.///

　　whatdoyousaythen?

　　--That’sright.wecansay:

‘couldIbringmydog?

’Becauseit’sformaltouse‘could’toaskadultsforpermission.

　　Step3

　　Theobjectclausesintroducedby‘that’

　　LookatGrammarB.Let’slearn‘that‘clause

　　）

　　Earthisbecomingmoreandmorecrowdedandpolluted.

　　whatdoesDanielthink?

　　---DanielthinksthatEarthisbecomingmoreandmorecrowdedandpolluted.

　　2）Peoplewillliveontheplanetmarsbytheyear2100.

　　---Good.Danielthinksthatpeoplewillliveontheplanetmarsbytheyear2100.

　　3）Therobotwilldomostofthework.

　　---yes,Danielthinksthattherobotwilldomostofthework.

　　Nowcanyouputthesetwosentenceswith‘that’?

Let’sdosomeexercises.…Haveyoufinished?

　　Nowlet’schecktheanswers.

　　He’llbebackinamonth.

　　--Ihearhewillbebackinamonth.

　　2）IhavebeentotheGreatwallonce.

　　--HetellsmehehasbeentotheGreatwallonce.

　　ok.canyoufindouttherulesaboutobjectclausesintroducedby‘that’?

　　Tips

　　wecanuse‘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。

　　Thewordorderintheobjectclauseisjust

　　thesameasthatinthestatement.（从句中语序保持不变。

　　Sometimeswecanleave

　　theconnective“that”outintheobjectclause.

　　（有时连接词that也可以省略不用。

　　Itseemsterriblyeasyforyou,right?

Let’sdomorepractice.canyoujointhefollowingsentenceswithobjectclausesintroducedby‘that’?

[:

Z]

　　）Peoplethink…

　　Humansonmarshavetowearspecialbootstomakethemselvesheavier.

　　--Peoplethinkthathumansonmarshavetowearspecialbootstomakethemselvesheavier.

　　2）Somescientistsdon’tbelieve…

　　Thejourneytomarswillbeverycomfortable.

　　--Somescientistsdon’tbelievethatthejourneytomarswillbeverycomfortable.

canyoufindouttheobjectclausesinthefollowingsentences.writean“o“foranobjectclauseand

　　an“N”fora

　　sentencewithoutone.

　　[:

　　）Theseplantswillproducefoodandoxygenthatweneed.

　　2）Scientistsshouldbeabletodevelopplantsthatgrowonmars.

　　3）Peoplethinkthathumansonmarshavetowearspecialbootstomakethemselvesheavier.

　　4）weallknowthatmarsisaplanetinthesolarsystem.

　　5）Thejou