unit 2 语法宾语从句课件 人教版英语九年级

1、Unit 2I think that mooncakes are delicious! 宾语从句 一、宾语从句的概念 宾语从句即句子作宾语，而不再是一个词或短语作宾语。I like my teacher.I know him .I know Mr Li teaches English. 包含宾语从句的句子结构：主句+连接词（引导词）+宾语从句宾语从句由“关联词+主语+谓语”构成。引导宾语从句的关联词有that, if, whether,what, who, where, why和how等。名词作宾语代词作宾语句子作宾语宾语从句的四要素：一、关联词：that, if, whether, what

2、, who, where, why和how等。 1、陈述句充当宾语从句时宾语从句由that引导 e.g. I hear (that) he will be back in an hour. He told me (that) the meeting was cancelled.that 在句中无实际意义，不能充当句子成分，在口语中常省略。2、一般疑问句作宾语从句时宾语从句由whether/if 引导两词均有“是否”之义，在句中不充当句子成分。 eg: I want to know if/whether she is right.直接引语变间接引语与宾语从句的关系一般疑问句变为if (wheth

3、er) 引导的宾语从句1. She said, “ Do you often come here to read newspaper?”2. “ Will they go to visit the Great Wall ?” he asked.She asked _ I often came here to read newspaper. He asked _ they would go to visit the Great Wall. if/whetherif/whether1. ( ) I dont know _ he has come back.A. that B. if C. why

4、D. when2. ( ) -Do you know _ well arrive there on time this afternoon? -Im afraid well be late.A. if B. that C. when D. why3. ( ) -Excuse me, I wonder _ there is a bus here to go to Downing Street. -Yes. Bus No.223.A. that B. when C. why D. whetherBAD只能用whether 不能用if 的情况 与or not 连用whether.or not 为固定

5、搭配I want to know whether or not the bus gets here on time. 与不定式连用I cant decide whether to stay. 在介词后引导宾语从句时Everything depends on whether you agree with us. if/whether 可互换，但有些情况只能用whether 不能用if 宾语从句位于句首时Whether they like the gifts,we dont know. 用if 会引起歧义时Please tell me if you need help.如果你需要帮助请告诉我/请告

6、诉我你是否需要帮助。 在discuss, wonder 后引导宾语从句时We discussed whether we should close the shop.3.特殊疑问句充当宾语从句时宾语从句由疑特殊疑问词引导eg: I really want to know what she was doing at this time last Sunday. Do you know when she will arrive?1. ( )- I wonder _ she will be able to come back from HongKong? - Maybe tomorrow mornin

7、g. A. when B. where C. how D. why2. ( )- Its so late. Why not write the report tomorrow? -But I dont konw _ I can do it if not now. A. why B. when C. how D. whereAB二、语序：宾语从句用陈述句语序，即 “主语+谓语”。将下列问句变成陈述语序1、Can he swim? 2、Does he have a pen ? 3、Which place did he go to ? He can swim. He has a pen.Which

8、place he went to . 1. ( ) Hi, Bruce. Here is a letter for you. Thanks. I wonder _. A. who the letter was from B. who was from the letter C. who was the letter from D. who from the letter was 2. ( ) I dont know _ the day after tomorrow. A. when does he come B. how will he come C.if he comes D. whethe

9、r hell comeAD 三、时态时态主句为一般现在时从句可为任何时态主句为一般过去时从句为过去的某种时态客观真理、自然现象、公式定理、名言警句永远使用一般现在时一般过去时过去进行时过去完成时过去将来时 I hear (that)Jim (be) a work two years ago. Jim (be) a teacher now.Jim (cook) dinner tomorrow.Jim (play) basketball when his father came back. Jim (be) to the Great Wall before. wasiswill cookwas p

10、laying has been She told me the sun (rise) in the east.rises四、宾语从句的句末标点符号宾语从句的句末标点符号由主句的句子类型决定：若主句为陈述句，宾语从句句末用句号；若主句是疑问句，宾语从句句末用问号。翻译我不知道他住哪儿。I dont know where she lives (./?).一、单选1. ( ) _ will he come back？ In five minutes A. how soon B. how often C. how long D. how far2. ( ) I want to know _. Sorr

11、y. Ive no idea. But she was here just now. A. where is Ann B. where Ann is C. where was Ann D. where Ann wasABExercises3. ( ) I dont know _ he will come or not tomorrow. _ he comes,Ill tell you.A.if,Whether B.whether,IfC.if,That D.that,If4. ( ) Do you know where _ now?A. he lives B. does he liveC. he lived D. did he liveBA二、将下列句子改成宾语从句1. Does his uncle live in Beijing?He asked me _. whether/if his uncle lived in Beijing 2. Will they go to the park with me?Mr Zhang asks me _.whether/if they will go t