宾语从句和感叹句.ppt

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1、宾语从句Weknowhim．WeknowhelikesEnglish.主s主s谓v谓v宾o宾o主s谓v宾o简单句复合句一什么是宾语从句？在句子中起宾语作用的从句叫做宾语从句。宾语从句三要素：连接词时态语序宾语从句连接词:1.陈述句2.一般疑问句3.特殊疑问句that(无意义)if/whether(是否)连接代词who,whom,whose,which，what和连接副词where,how,why,when宾语从句的时态1）如果主句是一般现在时，则宾语从句可用其所需的任何时态。2）如果主句是一般过去时，则宾语从句必须使

2、用过去的某种时态。Iwanttoknowifhewillcometomorrow.Idon'tknowwhetherhewasthere.Ididn'tknowiftheywerehere.注：如果从句的内容表示的是客观真理或不可更改的自然现象等，从句必须用一般现在时。Teachertoldhersonthattheearthmovesaroundthesun.一般现在时一般过去时、现在进行时过去进行时、一般将来时过去将来时、现在完成时过去完成时宾语从句要用(陈述句)语序。宾语从句三要素：一连接词,二语序,三时态(一

3、)从句为陈述句时：构成：主句+that(可省略)+宾语从句Sheisaclevergirl.Ithink(合成)TheywenttoShanghaiyesterday.Weallknow.Theywereswimmingintheriver.IsawWeallknow(that)theywenttoShanghaiyesterday.Isaw(that)theywereswimmingintheriver.Ithink(that)sheisaclevergirl.1.Therewillbeameetinginfive

4、days.Jackdidn’tknow.Jackdidn’tknowthattherewouldbeameetinginfivedays.2.TheseflowersarefromGuangdong.Hesaid.HesaidthattheseflowerswerefromGuangdong.3.Tonycancometotheschool.Ithink.IthinkthatTonycancometotheschool.4.TheyreturnedtoShanghai.Iamafraid.Iamafraidthatt

5、heyreturnedtoShanghai.2.从句为一般疑问句时，连接词用whether或if,从句改为陈述句语序主句为一般现在时,从句可为任何时态。主句为过去时态,从句用相应的过去时态构成：主句+if/whether+陈述语序的宾语从句1.Canyoumendthebike?Canyoutellme?2.DidtheyliveinParislastyear?Idon’tknow.3.Diditrainlastnight?Shewondered.Canyoutellmewhether/ifyoucanmendthe

6、bike?Idon'tknowwhether/iftheylivedinParislastyear.Shewonderedif/whetheritrainedlastnight1.Isthereahotelnearhere?(Canyoutellme).2.Dopeoplelikewatchingboatraces.Iwondered.3.Doesthegoddessgivehimthemagicmedicine?Sheasked.Canyoutellmeif/whetherthereisahotelnearhere

7、?Iwonderedif/whetherpeoplelikedwatchingboatraces.Sheaskedif/whetherthegoddessgavehimthemagicmedicine.If与whether的区别Idon’tknow_____hewillcomeornot.Thatdependson_______hecancomeback.Hewondered_________tostayherethenextweek.____hewillcomeisnotdecided.与ornot连用只能用whe

8、ther介词后只能用whether与todo不定式连用只能用whether句首只能用whetherwhetherwhetherwhetherWhether4a:IthinkthattheLanternFestivalisbeautiful._____________________________________________________