宾语从句英语专题教学学习PPT.ppt

good morning!,boys and girls!,宾语从句 the object clause,定义,了解宾语从句,复合句中，放在_ _后 充当宾语的句子叫宾语从句。,动词或介词,：,语 序,宾语从句三要素,连 接 词,时 态,陈述句：主语+谓语,一 语序 将下列句子改成陈述句语序： 1. is there a bank near here? 2.are they doing homework?,there is a bank near here,they are doing homework,3.does she work in a hospital? 4.did you go to center park? 5.do we have to wear a uniform?,6.can we wear hats in school?,she works in a hospital,you went to center park,we have to wear a uniform,we can wear hats in school,语序不变,三、宾语从句注意事项,当从句为以下句子以及what, who作主语时，语序不变：whats wrong/the trouble /the matter? whats happening? 1) 我不知道他怎么了。 i dont know whats wrong with him. 2) can you tell me who is standing over there?(汉语） 3）do you know who is the man over there ? (判断正误）,注意,你能告诉我谁站在那儿吗？,who/whom the man over there is,你能告诉我那边的那个人是谁吗？,二 连接词,i hear (that) he will be back in an hour.,that,1)he will be back in an hour.i hear.,1.当陈述句充当宾语时，由 _ 连接,he said (that) he was very nervous.,2)he was very nervous.he said.,(2) can i try it on? lucy asks.,lucy asks if /whether she can try it on.,(1) is jim a good student? i dont know,i dont know if /whether jim is a good student.,当一般疑问句充当宾语时，由_ 连接，常用在ask, wonder, can(could) you tell me do you know等后,if/whether,人称一致,3.当特殊疑问句充当宾语时，由 _ 连接,1.what is she doing? can you tell me?,can you tell me what she is doing?,2.where does she live? do you know?,do you know where she lives?,特殊疑问词,tense,1.主句时态是 现在时,从句时态 根据句意,1. i know (that) he _ (join) the league in 1985. 2. i see that they _ (play) football over there now.,3. tell me where he _(live). 4. i hear that he _ (come) tomorrow.,joined,are playing,lives,will come,三 时态,2过去时,一般现在,一般将来,一般过去,现在完成,现在进行,一般过去,过去将来,过去完成,过去完成,过去进行,2 主句时态是过去时,从句时态改成相应的过去时态,rises,当从句陈述的是 一般真理、客观事实、 自然现象、谚语时， 无论主句是什么时态 从句都要用 一般现在时 1)he told me that the sun _ (rise) in the east. 2) i didnt know where canada _(be). exx,你知道吗？,rises,is,he often goes sightseeing on holiday.,jack told me (that) he often went sightseeing on holiday.,1、jack told me.,改为宾语从句,will miss li be our english teacher ?,2、the students wondered., the students wondered if/whether miss li would be our english teacher.,（是否）只用whether 不用if 的情况,一般情况下，if 和whether可以互换，但以下4种情况只能用whether： 在不定式前：whether to go there or not hasnt been decided. 在介词前：it depends on(取决于) whether it is going to rain. 与or not连用：they are talking about whether to go there or not. 做主语从句（常用于句首）： whether he is right isnt important.,主语,1. mike said that he _to america. a. has never been b. has never gone c. had never been d. had never gone 2. do you know _to the meeting? a. why doesnt she come b. why she hasnt come c. why didnt she come d. why she hasnt came,b,c,choose the right answer,3. did you hear _? a. what did i say b. that did i say c. that i said d. what i said 4. could you tell me _, please? a. where is the post office b. where the post office is c. where was the post office d. where the post office was 5. the teacher told us the earth_ round the sun. a. goes b. go c. went d. going,d,b,a,do you know what is he doing? 2. she said her mother is very well. 3. i dont think if he is a worker. 4. he wants to know if it rains tommow.,he is,was,that,correct the mistakes,will rain,如果主句的谓语动词是 think, believe, guess , suppose 等， 而且主句的主语 又是第一人称时， 要进行否定转移。 ,ifwhen,if,when引导宾语从句和状语从句的区别,1. 宾语从句: if （适当时态） when 2.状语从句: 条件状语从句 if 时间状语从句 when,是否 什么时候,如果,当时候,时态: 当主句是一般将来时/一般现在时/祈使句/或含情态动词时, 从句一般现在时.,exx,引导状语从句经常位于句首，引导宾语从句 经常在动词或介词之后,if/when 区别练习:,1. if it _(rain) tomorrow，i wont come. 2. he didnt tell me if it _(rain) tomorrow. 3. i dont know if he _(come) tomorrow. if he_ (come), ill tell you. 4. when it _ (stop) raining, well go swimming. 5. could you tell me when the film _(start)? ill leave for a moment.,would rain,rains,will come,comes,stops,will start,如果,是否,是否,如果,当.的时候,什么时候,如何把宾语从句转化为简单句,1.当主从句的主语一致时（特殊疑问词+不定式） 1) i dont know what i shall do next.,i dont know what to do next.,2)john didnt decide which shirt he would buy.,john didnt decide which shirt to buy.,2.当主句中含有think、find或see、hear等词时，要考虑think/find+名词（代词）+形容词或 see/hear sb.doing 1）i find that english is very useful. = i find _ _ _ . 2）i saw that she was playing piano at that moment =i saw _ _ piano at that moment 3.当所给从句为祈使句，变为宾语从句时，常用ask/tell/order sb. (not) to do sth 结构。 please be quiet.our teacher said to us . our teacher _ _ _ _ quiet.,english very useful,her playing,asked us to be,你都收获了什