人教版英语九年级全一册 Unit 2 专题讲解 宾语从句的用法课件.ppt

1、Here are two questions for you:We know that he is Nick Vujicic(力克力克胡哲）胡哲）.Do you know him?Could you tell me what you have learnt from his story?We have learnt that he keeps trying and never gives up.Whats the object clause?什么是宾语从句？什么是宾语从句？They know the teacher.主语主语宾语宾语谓语动词谓语动词主语主语谓语动词谓语动词宾语宾语They kn

2、ow that the teacher is tall.从句从句跟在跟在动词后动词后做做宾语宾语的句子，叫做的句子，叫做宾语从句宾语从句。Do you know who is the first Chinese astronaut(宇航员宇航员)?Our teacher told us that the earth goes around the sun.Please tell me where she has gone.I dont know if he will come tonight.Find out the Object Clauses 二、宾语从句三要素引导词引导词时态时态语语 序

3、序他叫什么名字？他叫什么名字？他怎么去上学？他怎么去上学？What is his name?I dont know what_ _ is his name.he goes to school.宾语从句用宾语从句用陈述句陈述句语序：语序：引导词引导词+主语主语+谓语谓语+其他成分其他成分How does he go to school?his name is.（）（）I dont know how_一、一、Task 1:Correct the mistakes：1.I want to know what is it.I want to know what it is.2.I cant under

4、stand why was he late for school.I cant understand why he was late for school.3.I dont know whose bike is this.I dont know whose bike this is.当从句为当从句为陈述句陈述句时，连接词用时，连接词用thatthat。thatthat在句中在句中无无意义意义,在口语中可省略在口语中可省略.e.g.The earth goes around the sun.I know He will be back in an hour.I think看从句的的类型I kno

5、w _the earth goes around the sun.I think _ he will be back in an hour.thatthat二、引导词二、引导词 当从句为当从句为一般疑问句一般疑问句时，连接词用时，连接词用if或或whether。e.g.Is Alice 15 years old?I wonder看从句的的类型I wonder _Alice is 15 years old.More practice:I want to know Does he like coke?if/whetherI want to know _ he likes coke.二、引导词二、引

6、导词if/whether 只能用只能用whether不能用不能用if的情况的情况1.在介词后面：在介词后面：We are worried about whether it will rain tomorrow.2.在动词不定式前：在动词不定式前：They asked me whether to go skating.3.当与当与or not连用时：连用时：I dont know whether hes free or not.Task 2:Have a try:if/whether1.I asked her _ she had a bike.2.Were worried about _ he

7、is safe.3.I wonder _ he is well.4.I dont know _ or not he is well.5.I dont know _ to go.if/whetherwhetherwhether/ifwhetherwhether 二、引导词二、引导词 特殊疑问句特殊疑问句用作宾语从句时，用用作宾语从句时，用原句中原句中的疑的疑问词引导。问词引导。注意：注意：要将要将疑问句语序疑问句语序改为改为陈述句陈述句语序语序1.Who are you waiting for?Can you tell me?=Can you tell me who you are waitin

8、g for?2.What did he do yesterday?I dont know.=I dont know what he did yesterday.V V助助V V实实“做做”V V实实“做做”1.He asked _.2.Do you know_?3.He asked_.4.Do you know _?5.Please tell me _.6.Can you tell me _?7.Could you tell me _?who could answer the question whom they are waiting for whose bike was the best

9、in the class when well have a meeting where he is how I can get to the station why the train is late由由疑问代词疑问代词 Who,whom,whose,which,what 和和疑问副词疑问副词 where,how,why,when引导的宾语从句引导的宾语从句代词或副词连接主句和从句，并在从句中担任代词或副词连接主句和从句，并在从句中担任句子成分，具有一定的意义，句子成分，具有一定的意义，不可省略不可省略。1.Can you tell me_ you were born,Betty?A.who

10、B.what C.when D.that2.I hardly understand_ he has told me.A.that B.what C.which D.who3.She doesnt know_ back or not.A.whether B.if C.when D.what 4.I dont know _ he will go fishing tomorrow.A.whether B.where C.what D.when5.Do you know _ they listened to yesterday?A.what B.when C.why D.howCBABATask 3:

11、Practice makes perfect!三、时态三、时态你昨天什么时候起床的？你每天几点到校？你明天几点出发？When did you get up yesterday?When do you get to school every day?When will you start tomorrow?I wonderI wonder when you _ up yesterday.I wonder when you _to school every day.I wonder when you _ tomorrow.主现从随意gotgetwill start三、时态三、时态What is y

12、our favourite activity?What is he doing?My father will go to Beijing next week.He has finished his homework.I knowI knew what your favourite activity_.主过从四过I knew my father _to Beijing next week.I knew he _his homework.I knew what he_.waswas doingwould gohad finished当宾语从句说明的是客观存在的事实或者是客观存在的当宾语从句说明的是

13、客观存在的事实或者是客观存在的真理时，就不用受到主句时态的限制，仍是用一般现在真理时，就不用受到主句时态的限制，仍是用一般现在时态。（特殊性原则）时态。（特殊性原则）He told me(that)Summer is after Spring.I was told (that)the sun is much bigger than the moon.对比：对比：用所给动词的适当形式填空用所给动词的适当形式填空:从句若为客观真理、自然现象，不受主句时态影响从句若为客观真理、自然现象，不受主句时态影响主句若为过去时主句若为过去时,从句也要用过去从句也要用过去.camewaswouldhad主句若为

14、现在时，从句时态随句意主句若为现在时，从句时态随句意.isgoeswill rainare doingTask 4:Try your best!记忆小锦囊记忆小锦囊1.学习宾从学习宾从三要素三要素:语序时态引导词语序时态引导词.2.时态时态主从要呼应主从要呼应:主句若为主句若为现在时现在时,从句时态从句时态随句随句意意;主句若为主句若为过去时过去时,从句从句时态变过去时态变过去;语序要用陈述序语序要用陈述序,切莫照搬疑问句切莫照搬疑问句.3.That 连接连接陈述句陈述句,省与不省没关省与不省没关系系;从句若表从句若表“是否是否”时时,if,whether 均可以均可以;特殊问句特殊问句作宾语

15、作宾语,一定要用一定要用陈述序陈述序;宾从表达是宾从表达是真理真理,一般现在一般现在代过去代过去.记忆小锦囊记忆小锦囊引导词引导词语序语序时态时态thatIfwhether疑问词疑问词陈述句语序陈述句语序主现主现从随意从随意主过去主过去从四过从四过客观真理客观真理一般时一般时Homework:Make sentences,using “Object clauses”.1.who,it,designed,asks,Peter 2.tell,you,where,is,could,me,bank,the 3.you,tell,can,how,me,I,get,the,bookstore,to 4.me,what time,could,tell,you,leaves,the train Life is without limits.If we keep on trying and never give up,we will achieve our dreams !