英语人教版九年级全册Unit 2 .pptx

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1、Unit2Ithinkthatmooncakesaredelicious!(Thefirstperiod)一.学习目标1.了解宾语从句的概念。2.学习由thatιif和whether引导的宾语从句。3.了解if与whether的区别。二.学习重点1.能区分选择宾语从句的连接词－thatifwhether2.能正确使用由thatifwhether引导的宾语从句。三.学习难点1.能正确使用宾语从句的语序。2.能正确使用宾语从句的时态。basketball一.宾语：是动作行为的对象，是动作的承受者。Idomyho

2、meworkeveryday.宾语‒myhomeworkHeoftenplaysbasketball.宾语-二.宾语从句：用来充当宾语的句子。Iknowheisateacher.宾语从句‒heisateacherIbelieveyoucanwin.宾语从句‒that1.宾语从句的连接词①Ithink.Heisright.→Ithink(that)heisright.→宾语从句为陈述句，宾语从句用连.____没有意义，不充当句子成分，只起连接作用。在口语中常常省略。②Iwonder.Isheateacher?

3、→Iwonderifwhetherheisateacher.③Alicewantstoknow.Canshepasstheexamornot?→Alicewantstoknowwhetherifshecanpasstheexamornot。→宾语从句为一般疑问句，宾语从句用_______连，并且不能省略。如果宾语从句为选择疑问句就________连。句尾标点由___句决定。2.whether与if的区别①Alicewantstoknowwhetherifshecanpasstheexamornot?(T)②

4、Alicewantstoknowwhetherornotshecanpasstheexam.(T)③Alicewantstoknowifornotshecanpasstheexam.(F)→如果whether与ornot分开，既可用____也可用__,反之只用_____.④Butwhetherornotyoucandothiswelldependsonyourlearninghabits.Theproblemiswhetherwewillkeepondoingit.→引导主语表语从句用______.⑤Iha

5、ven'tsettledthequestionofwhetherI'llgobackhome.→在介词后用____.⑥Theydon'tknowwhethertogothere.→在动词不定式前用______.⑦Iwonderifitdoesn'train.(T)Iwonderwhetheritdoesn'train.(F)IwillcomeifI'mfreetomorrow.→宾语从句为否定句或if“如果”引导条件状语从句时只能用__.3.宾语从句的语序①Iamsure(that)hewillsuccee

6、d.②Weshouldfindoutwhetheritisopen.③Iwonderifitdoesn'train.→宾语从句应该用___语序。4.宾语从句的时态①Iamsure(that)hewillsucceed.Webelievethatitisagoodwaytorelax.→主句为一般现在时，从句可以根据实际情况采用___时态。②Heaskedwhattimeitwas.Hetoldme(that)hewaspreparingforthesportsmeeting.→主句为一般过去时，从句也只能用

7、相应的___时态。③Scientistshaveproved(that)theearthturnsaroundthesun.Ourteachersaidthatthesunrisesintheeastandsetsinthewest.→无论主句是什么时态，如果从句描述的是客观真理，从句时态常用______时。Exercise1.Myteacheraskedme.CouldIanwserthequestion?(合并一句)2.Iknow.Sheisagoodgirl.(合并一句)3.Heasked.Where

8、doesshelive?(合并一句)4.Mikewantstoknowifornothecandoit.(T,F)→5.We'llgooutwhetheritdoesn'train.(T,F)→6.CanyoutellmehowcanIgettoschool?(T,F)→7.Heaskedwhattimeitis.(T,F)→8.Ourteachertoldusthatlighttraveledfastertha