宾语从句课件VIP免费

ObjectClauses宾语从句教学重点1.宾语从句的概念2.宾语从句的引导词3.宾语从句中的语序4.宾语从句的时态变化叁.教学难点1.if与whether的区别2.when与if引导的宾语从句和状语从句3.宾语从句与简单句的互换Weknowhim．WeknowhelikesEnglish.主s主s谓v谓v宾o宾o宾语从句就是由一个句子来构成主句的宾语主s谓v宾o简单句复合句一什么是宾语从句？试比较DoyouknowwhoisthefirstChineseastronaut(宇航员)?Ourteachertoldusthattheearthgoesaroundthesun.Pleasetellmewhereshehasgone.Idon’tknowifhewillcometonight.Let’sfindoutwhat’sontonight.FindouttheObjectClausesWeareproudofthatBeijingisoneofthebiggestcitiesintheworld.2.由连接代词Who,whom,whose,which,what和连接副词where,how,why,when引导的宾语从句。这些连词既有词义又充当句子成份。e.g.1)Doyouknowwhosebookitis?（谁的，作定语）2)Couldyoutellmewhythetrainislate?（为什么，作状语）3)Heaskedwhocouldanswerthequestion.（谁，作主语）注：that在句中无词义，在从句中不能充当句子成分，在口语中往往被省略。e.g.Ihear(that)hewillbebackinanhour.1.由从属连词that引导的宾语从句二.宾语从句的引导词3.由从属连词whether,if引导的宾语从句e.g.Iwanttoknowif/whethersheisright.Theydidn’tknowwhetherTomcouldcomebackornot.if/whether引导宾语从句表示“是否”之义，在句中不充当句子成份,用if的地方可与whether互换。但whether…ornot为固定搭配.看一看：Idon’tknowifitwillraintomorrow.Ifitrains,I’llstayathome.Iwanttoknowwhenhewillcomeback.Whenhecomesback,pleasetellme.想一想：when和if可以引导什么从句？它们的时态有什么特点？when和if既可以引导宾语从句，也可以引导状语从句。在宾语从句中，时态根据需要确定；在状语从句中，遵循主将从现的原则。If与whether的区别1.Idon’tknow_____hewillcomeornot.2.Idon’tcareof______heishandsome.3.Hewondered______tostayherethenextweek.4.____hewillcomeisnotdecided.与ornot连用只能用whether介词后只能用whether与todo不定式连用只能用whether作主语只能用whether5.Doyouknow___thereareanypublicrestroomsaroundhere?既可以用if也可用whetherHelensaysthatshewilllearnFrenchnextyear.Doyouknowwherehecomesfrom?HeaskedmeifIcouldgettothebusstationontime.三.宾语从句的语序无论主句是陈述句还是疑问句，宾语从句都用陈述句的语序，即是“主语在前，谓语在后”的顺序。改一改将下列问句变成陈述句。1.Canheswim?→swim.2.Doeshehaveapen?→apen.3.Whichplacedidhegoto?→Whichplace.4.What'swrongwithyou?→.5.whoisyourmathteacher?→.想一想为什么4，5语序不变？HecanHehashewenttoWhat'swrongwithyou说一说将上面的句子置于一个主句后，变成一个宾语从句。whoisyourmathteacher.主句为：Iwanttoknow…….Canyoutellme……练一练1.Ｗhatisthis?2.Whatareyoudoing?3.Wheredoyoulive?4.Whendoeshegetup?5.Howdidyougotowork?6.whowillyouplaywith用以下开头与以上句子连成宾语句:1.Doyouknow…2.Iwanttoknow…3.Canyoutellme…4.Themanasked…四.宾语从句中时态的变化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wasiswillcookissinginghasbeenwasplayinghadlearned1.当主句是一般现在时，宾语从句的时态不作限制，我们可以根据句子的需要使用任何一种时态。（需要性原则）2.当主句是一般过去时的时候，宾语从句必须运用相应的过去的某一种时态，从而达到主句和从句的相互一致。（呼应性原则）1)HewillgotoHongKong.2)Heissick.3)Heisreadingabook.4)Hehasfinishedhiswork.1)HetoHongKong.2)Hesick.3)Heabook.4)HeHesaid辨一辨wouldgowaswasreadinghiswork.hadfinished确定从句的时态(根据主句时态)主句时态从句时态连接前连接后一般...