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1、MainlyRevisionObjectClauses賓語從句一．教學(xué)任務(wù)復(fù)習(xí)賓語從句二．教學(xué)重點(diǎn)1.賓語從句的概念2.賓語從句的引導(dǎo)詞3.賓語從句中的語序4.賓語從句的時(shí)態(tài)變化教學(xué)難點(diǎn)1.if與whether的區(qū)別2.when與if引導(dǎo)的賓語從句和狀語從句3.賓語從句與簡單句的互換Weknowhim．WeknowhelikesEnglish.主s主s謂v謂v賓o賓o賓語從句就是由一個(gè)句子來構(gòu)成主句的賓語主s謂v賓o簡單句復(fù)合句一什么是賓語從句？試比較DoyouknowwhoisthefirstChine

2、seastronaut(宇航員)?Ourteachertoldusthattheearthgoesaroundthesun.Pleasetellmewhereshehasgone.Idon’tknowifhewillcometonight.Let’sfindoutwhat’sontonight.FindouttheObjectClausesWeareproudofthatBeijingisoneofthebiggestcitiesintheworld.2.由連接代詞Who,whom,whose,which

3、,what和連接副詞where,how,why,when引導(dǎo)的賓語從句。這些連詞既有詞義又充當(dāng)句子成份。e.g.1)Doyouknowwhosebookitis?（誰的，作定語）2)Couldyoutellmewhythetrainislate?（為什么，作狀語）3)Heaskedwhocouldanswerthequestion.（誰，作主語）注：that在句中無詞義，在從句中不能充當(dāng)句子成分，在口語中往往被省略。e.g.Ihear(that)hewillbebackinanhour.1.由從屬連詞th

4、at引導(dǎo)的賓語從句二.賓語從句的引導(dǎo)詞3.由從屬連詞whether,if引導(dǎo)的賓語從句e.g.Iwanttoknowif/whethersheisright.Theydidn’tknowwhetherTomcouldcomebackornot.if/whether引導(dǎo)賓語從句表示“是否”之義，在句中不充當(dāng)句子成份。if/whether可互換,但whether…ornot為固定搭配.看一看：Idon’tknowifitwillraintomorrow.Ifitrains,I’llstayathome.Iwa

5、nttoknowwhenhewillcomeback.Whenhecomesback,pleasetellme.想一想：when和if可以引導(dǎo)什么從句？它們的時(shí)態(tài)有什么特點(diǎn)？when和if既可以引導(dǎo)賓語從句，也可以引導(dǎo)狀語從句。在賓語從句中，時(shí)態(tài)根據(jù)需要確定；在狀語從句中，遵循主將從現(xiàn)的原則。If與whether的區(qū)別Idon’tknow_____hewillcomeornot.Idon’tcareof______heishandsome.Hewondered______tostayherethenext

6、week.____hewillcomeisnotdecided.與ornot連用只能用whether介詞后只能用whether與todo不定式連用只能用whether作主語只能用whetherHelensaysthatshewilllearnFrenchnextyear.Doyouknowwherehecomesfrom?HeaskedmeifIcouldgettothebusstationontime.三.賓語從句的語序無論主句是陳述句還是疑問句，賓語從句都是運(yùn)用陳述句的語序，即是“主語在前，謂語在后”

7、的順序。四.賓語從句中時(shí)態(tài)的變化Ihear(that)Jim(be)aworkertwoyearsago.Jim(be)anEnglishteachernow.Jim(cook)dinnertomorrow.Jim(sing)apopularsongnow.Jim(be)totheGreatWalltwice.Jim(play)basketballwhenhisfathercameback.Jim(learn)1000Chinesewordsbytheendoflastsemester.填一填wasisw

8、illcookissinginghasbeenwasplayinghadlearned1.當(dāng)主句是一般現(xiàn)在時(shí)，賓語從句的時(shí)態(tài)不作限制，我們可以根據(jù)句子的需要使用任何一種時(shí)態(tài)。（需要性原則）2.當(dāng)主句是一般過去時(shí)的時(shí)候，賓語從句必須運(yùn)用相應(yīng)的過去的某一種時(shí)態(tài)，從而達(dá)到主句和從句的相互一致。（呼應(yīng)性原則）1)HewillgotoHongKong.2)Heissick.3)Heisreadingabook.4)Hehasfinish