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1、宾语从句,1.由that 引导。,2.由特殊疑问词引导。,3.由whether,if 引导。,1）当由陈述句充当宾语从句时，用that引导，that无词义，常省略。如：I think(that)English is very important.h,2.由特殊引导词引导。,who，what，which，how many，how much，when，why，how，,结构：主句+连接词 主语 谓语,Could you tell me what I should do？你能告诉我我该怎么办吗？,I want to know where we will go.,3.用if或whether引导，意为“
2、是否”通常情况下可以通用。,I dont know if whether he still lives here.我不知道他是否还住这。,用whether的情况。又有or或or not时，往往用whether Let me know whether he will come or not（Let me know whether or not he will come）让我知道他是否能来。,在介词之后用whether。如：Im interested in whether he likes English我关心的是他是否喜欢英语.,whether置于句首时，不能换用if。如：Whether thi
3、s is true or not，I cant say这是否真的我说不上来。,宾语从句的时态1）如果主句的谓语动词是一般现在时，从句可根据需要，选用相应的任何时态，如：I dont know when he will come back我不知道他将何时回来。He tells me that his sister came back yesterday他告诉我他姐姐昨天回来了。,2）如果主句的谓语动词是过去时，宾语从句的谓语动词只可根据需要，选用过去时如：He asked when we would go for the holiday.He said that his father was a
4、 doctor,客观真理除外。,4.关于语序。一定要使用陈述语序！,从句部分常用结构：连接词+主语+谓语,Could you tell me how I can get to the park？,Exercises,1 The girls asked if they _ some food and drink with them.took B.take C.takes D.will take,3 The students want to know whether they_ dictation today.had B.has.C.will have D.are,5 Linda said the moon _ round the earth.A.travelled B.has travelled C.travells D.had travelled,2.Please tell me _what last year.A.where does your sister work B where did your sister work C where your sister works D where your sister worked,
