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1、让学习变得简单宾语从句主讲教师—饶宇宾语从句1.什么是宾语从句e.g.Iknowtheanswer.Sheaskedaquestion.Iknowthatsheismyclassmate.Sheaskedifwewereclassmates.2.宾语从句的考点:连接词,语序和时态连接词:that,who,whom,whose,which,what,when,where,if,whether…语序:陈述句语序时态:根据主句时态确定~第1页~在线课堂:www.prcedu.com客服热线:400-6869-101版权所有北京弘成教育科技有限公司宾语从句3.连
2、接词a)从属连词that可引导宾语从句,在句中没有实际意义,也不充当成分,尤其在口语中可以省略。e.g.Iknow(that)sheismyclassmate.Hesaid(that)hewouldgobackhome.~第2页~在线课堂:www.prcedu.com客服热线:400-6869-101版权所有北京弘成教育科技有限公司宾语从句b)连接代词who,whom,whose,which,what和连接副词when,where,how,why可引导宾语从句,它们有实际意义,在从句也充当某一成分,不能被省略i.连接代词e.g.Idon’tknowwho
3、iswaitingforyou.Sheaskedwhomweweregoingshoppingwith.Iknowwhosebagthisis.Doyouknowwhichclassheisin?CanyouhearwhatIsay?ii.连接副词e.g.Heaskedmewhenweweregoingtomeet.Iknewwhyshehadn’tcome.Shedidn’tknowwherehehadgone.Weknowhowwecangetthere.注意此类宾语从句中的语序~第3页~在线课堂:www.prcedu.com客服热线:400-686
4、9-101版权所有北京弘成教育科技有限公司宾语从句c)从属连词if和whether可引导宾语从句,有实际意义,为“是否”的意思,在从句中不充当任何成分,也不可以省略。相对而言,whether的用处更为广泛。e.g.Iwonderif(whether)wecouldstayhere.Pleaseaskhimif(whether)hewantstostay.只用whether,不用if的情况:i.与or或ornot连用e.g.Idon’tknowwhetherheorshewillstay.Idon’tknowwhetherhewillstayornot.I
5、don’tknowwhetherornothewillstay.ii.在介词之后用whethere.g.I’minterestedinwhetherhewillstay.Sheisthinkingaboutwhethershecanstay.iii.在动词不定式之前用whethere.g.Idon’tknowwhethertogo(ornot).Theyhaven’tdecidedwhethertostay(ornot).iv.此类宾语从句置于句首时,宜用whethere.g.Whetherheiscoming,Idon’tknow.v.为避免歧义,不用
6、if用whethere.g.Pleaseletmeknowwhetheryoulikethebook.Pleaseletmeknowifyoulikethebook.~第4页~在线课堂:www.prcedu.com客服热线:400-6869-101版权所有北京弘成教育科技有限公司宾语从句4.时态a)如果宾语从句陈述的是客观事实,不管主句是和时态,从句时态保持一般现在时e.g.Theteachertoldusthatlighttravelsfasterthansound.Iknewthatthesunrisesintheeast.b)在其它情况下,从句的时
7、态根据主句时态进行变化i.如果主句为一般现在时,从句可以根据上下文用所需要的任何时态。e.g.Sheknowsthatwehavetriedourbest.Hesaysthattheywereplayingfootballatthattime.Hetellsusthattheywillcomebacksoon.ii.如果主句为一般过去时,从句则用相应的过去时态,如一般过去时,过去进行时,过去将来时,过去完成时e.g.Sheknewthatwehadtriedourbest.Hesaidthattheywereplayingfootballatthatti
8、me.Hetoldusthattheywouldcomebacksoon.注意: