Unit 3 Discovering Useful Structures （ppt课件） (2)-2022新人教版（2019）《高中英语》必修第一册.pptx

1、tag questions(反意疑问句反意疑问句)Step 1.Lead in-Jim likes playing basketball,_?-Yes,he _.-He cant swim,_?-No,he _.doesnt hecan hecant1.前肯后否，前否后肯2.前陈述，后疑问3.前陈述，后倒装4.前完整，后省略5.疑问主语为相应的代词6.前后谓语保持一致7.依据事实回答does反意疑问句由两部分构成：前一部分是反意疑问句由两部分构成：前一部分是陈述句陈述句，后一部分，后一部分是一个简短的是一个简短的疑问句疑问句，前后两部分在，前后两部分在时态、人称和数时态、人称和数上都上都要保持

2、一致。要保持一致。1.肯定式陈述部分+否定式疑问部分例：例：He looks like his father,doesnt he She was ill yesterday,wasnt she?她昨天病了，她昨天病了，不是吗不是吗？2.否定式陈述部分+肯定式疑问部分例：例：He doesnt need to work so late,does he？He cant ride a bike,can he?他不会骑自行，他不会骑自行，是吗是吗？You are coming,arent you?1.疑问部分用升调，表示不确定，或建议。2.如果对陈述部分比较肯定，不需要对方做出回答，则用降调You a

3、re coming,arent you?(Im not sure if you will come.)(Im sure you will come and I dont need your answer.)含含情态动词情态动词的反意疑问句的反意疑问句含含mustmust的的反意疑问句反意疑问句含含其他情态动词其他情态动词的的反意疑问句反意疑问句陈述部分为陈述部分为祈使句祈使句的反意疑问句的反意疑问句陈述部分为陈述部分为主从复合句主从复合句的反意疑问句的反意疑问句反意疑问句的回答反意疑问句的回答He has few friends here,?She said nothing,?You seld

4、om go climbing,?1.陈述部分含有seldom,hardly,never,few,nothing等否定词，其疑问部分要用肯定式does hedid shedo you2.若陈述部分含有带否定前缀的词，疑问部分仍用否定式It is unfair,?You dislike singing,?She disagreed with you,?isnt itdont youdidnt she1.陈述部分的主语为something,anything,everything,nothing 等复合不定代词时，疑问句主语用itEverything is ready,isnt it?Nothing

5、is important,is it?2.陈述部分的主语为somebody,someone,everyone,everybody,no one,nobody 等复合不定代词时，疑问句主语用they或heSomeone locked the door,didnt?Everyone has read the book,havent?Nobody was late,were?he/theytheythey3.当陈述部分主语是指示代词this,that/these,those指物时，疑问部分主语用it/they；指人时，疑问句主语用相应的人称代词That is a new car,?Those are

6、 our new class buildings,?That isnt your teacher,?These are your friends,?isnt itarent theyis he/shearent they4.当陈述部分以one做主语，表人时，问句的主语在正式场合用one，非正式场合用he，表物时，问句主语用itOne should learn from others,?One is a book,?shouldnt one/heisnt it5.当陈述部分为I am not时，疑问部分用 am I?当陈述部分为I am时，疑问部分用 arent I?或 am I not?Im

7、not wrong,?Im the first to the office every day,?am I arent Iam I not6.当陈述部分为therebe句型时，疑问部分仍用there作“主语”There was nothing in the room,?There will be many people,?There is still some time left,?was therewont thereisnt there 基本原则：当陈述部分含有情态动词时，疑问部分通常会重复前面的情态动词We should help him,shouldnt we?You can driv

8、e there,cant you?含含情态动词情态动词的反意疑问句的反意疑问句 1.若陈述部分用must表示“必须”，疑问部分用 mustnt 或 neednt;若陈述部分有mustnt表示“禁止”时，疑问部分只用must.We must set off early,mustnt/neednt we?People mustnt smoke here,must they.含含mustmust的的反意疑问句反意疑问句You must be tired,?It must have rained last night,.She must have written the novel for years

9、,?含含mustmust的的反意疑问句反意疑问句arent youdidnt ithasnt she 2.当陈述部分含有must表示推测时，疑问部分应根据must后的动词采用相应的动词形式 对现在或将来的推测 对过去的推测含含其他情态动词其他情态动词的的反意疑问句反意疑问句陈述部分疑问部分例句They may come from Shanghai,mightnt/cant they?He used to take pictures there,didnt he?/usednt he?He ought to know what to do,oughtnt he?/shouldnt he?Hed

10、better leave here,hadnt he?We have to get up early,dont we?基本原则：若陈述部分为祈使句，疑问部分通常用will/wont you?Close the door,will/wont you?Dont make a noise here,will you?陈述部分为陈述部分为祈使句祈使句的反意疑问句的反意疑问句Lets go out for a walk,?Let us go shopping together,?Let us take a look,?祈使句祈使句为为Lets或或Let usshall weshall wewill yo

11、u当祈使句为Lets时,表建议，疑问部分用shallwe?当祈使句为Let us时,表请求，后用willyou?表建议，后用shallwe?；1.当陈述部分为主从复合句时，疑问部分一般应与主句保持一致He said that she didnt like it,?He doesnt know where I live,?陈述部分为陈述部分为主从复合句主从复合句的反意疑问句的反意疑问句didnt hedoes he2.当陈述部分为Ithink(believe,suppose)that.等时，疑问部分通常与宾语从句保持一致(注意否定转移)I think that it is too short,?

12、I dont think he will come,?陈述部分为陈述部分为主从复合句主从复合句的反意疑问句的反意疑问句isnt itwill he2.当陈述部分是Im sure that,；we are sure；Im afraid that；We are sure that 等，后面跟宾语从句时，反意疑问句与宾语从句保持一致。Im afraid he wont finish it today,?陈述部分为陈述部分为主从复合句主从复合句的反意疑问句的反意疑问句will he 反意疑问句的回答反意疑问句的回答1.当当陈述句部分是肯定结构，反意疑问句用否定式提问时，反意疑问句用否定式提问时，如果事

13、实是肯定的，就用yes，如果是否定的，就用no例：例：-He likes playing football,doesnt he?他喜欢踢足球，不是吗？他喜欢踢足球，不是吗？-Yes,he does./No,he doesnt.是的，他喜欢。是的，他喜欢。/不，他不喜欢。不，他不喜欢。2.当当陈述句部分是否定结构，反意疑问句用肯定式提问时，反意疑问句用肯定式提问时，回答yes或no与汉语的意思正好相反。这种回答时，。这种回答时，yes要翻译为要翻译为“不不”，no翻译为翻译为“是是”例：例：-Lucy didnt attend the meeting,did she?露西没有参加会议，是吗？露西

14、没有参加会议，是吗？-Yes,she did./No,she didnt 不，她有参加。不，她有参加。/是的，她没参加。是的，她没参加。含含情态动词情态动词的反意疑问句的反意疑问句含含mustmust的的反意疑问句反意疑问句含含其他情态动词其他情态动词的的反意疑问句反意疑问句陈述部分为陈述部分为祈使句祈使句的反意疑问句的反意疑问句陈述部分为陈述部分为主从复合句主从复合句的反意疑问句的反意疑问句反意疑问句的回答反意疑问句的回答Exercises 1.You finished your homework,?2.One cant always be perfect,?3.Everything is

15、ready,?4.Everyone should be on time,?5.What he said isnt true,?6.She dislikes sports,?7.There was a mountain,?didnt youcan one/heisnt itshouldnt theyis itdoesnt shewasnt thereExercises 8.John told you that there wasnt anyone in the room at that time,?9.John,you mop the floor,?10.Mr.Smith,please Let

16、us have a break,?11.I dont think they have lost the game,?12.Tom must have lied to the teacher this morning,?didnt hewill/wont youwill youhave theydidnt heExercises P.40 1.A:Its not going to rain,is it?B:_.Its a good day for sports.A:Then we can play football,_?B:_.We dont have a ball.2.A:Its Sports

17、 Day next Thursday,_?B:Youre right,it is.Lets ask Xia Lei if she wants to join a team.A:She likes soccer,_?B:_.But she loves volleyball.She could be in the volleyball team.No,it isntcant weNo,we cantisnt itdoesnt sheNo,she doesntExercises P.40 3.A:Its time for badminton class.Where is the coach?Hes late,_?B:Its been 10 minutes already.He isnt coming,_?A:Cool!We can have a good time.Thats great!B:Shh!A:Oh no,hes right behind me,_?C:Yes,I am!isnt heis heisnt he