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1、Object Clauses 宾语从句,I know him.2.I know who he is.,主语,谓语,宾语,（简单句）,主语,谓语,宾 语 从 句,连词,从句主语,从句谓语,主 句,（复合句）,一、宾语从句三要素,引导词（连接词）语 序时 态,不同引导词引导的宾语从句,由从属连词 that 引导的宾语从句,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,由从属连词 whether,if 引导的宾语从句,（一）引导词,1,2,3,e.g.I hear(that)_.He said(that)_.The t
2、eacher told us(that)_ _.,he will be back in an hour,he missed us very much,the earth moves,由从属连词 that 引导的宾语从句,注：that 在句中无词汇意义，在从句中不能充当成分，在口语当中往往省略,around the sun,由从属连词 whether,if 引导的宾语从句,I want to know _ _.2.Ask him _.3.I wonder _.4.Could you tell me_?,if(whether)he will go to the park with us,wheth
3、er(if)he can come,whether it is going to rain or not,if/whether“是否”，说明对陈述的事物不明确或不清楚。常用在ask,wonder,can(could)you tell me 等后。,whether(if)Mr Li lives here,只能用 whether不能用 if 的情况,1.在介词后面：Im thinking of whether we should go fishing.We are worried about whether it will rain tomorrow.2.在动词不定式前(whether to do
4、 sth.)：They asked me whether to go skating.,3.当与or not连用，或提出两种选择时:I dont know whether hes free or not.Mary asked whether I was doing my homework or not.Tell me whether youd like to go shopping or tidy the room.4.宾语从句提前时：Whether this is true or not,I cant say.,Practice time,if/whether1.I asked her _
5、she had a bike.2.Were worried about _ he is safe.3.I wonder _ he is well.4.I dont know _ or not he is well.5.I dont know _ to go.,if/whether,whether,whether/if,whether,whether,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 co
6、uld answer the question,whom they are waiting for,whose bike was the best in the class,when well have a meeting,where he is,how I can get to the station,why the train is late,由连接代词 Who,whom,whose,which,what 和连接副词 where,how,why,when引导的宾从,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，不可省略。,1.The young man asked _
7、its summer or winter.A.either B.that C.weather D.whether2.We dont know _ they did it.A.how B.who C.what D.which 3.The teacher asks us _ Jim can come back on time.A.that B.if C.when D.what time 4.Does anybody know _ we will have a sports meeting this weekend or not.A.if B.where C.whether D.that,D,A,B,C,Practice,
