Unit 3 Discovering Useful Structures （ppt课件）(001)-2022新人教版（2019）《高中英语》必修第一册.pptx

1、1 Read the conversations below and underline the tag questions and their answers.What functions do the tag questions have?1 Amy:Its not a real sport,is it?Shen Qi:Yes,it is.2 Adam:That sounds interesting,doesnt it?Julie:Sure,it does.3 Lin Tao:Hi Its a beautiful day,isnt it?Han Jing:Yes,it is.Im goin

2、g to play soccer.Can you come along and join us?Lin Tao:Sorry,I cant.I ve got to meet my adviser,.By the way,our school soccer team won at last,didnt they?Han Jing:No,they didnt.Its too bad._The tag questions are used for confirmation.反意疑问句1.定义 附加疑问句，又称反意疑问句，主要用于口语，附加疑问句，又称反意疑问句，主要用于口语，其作用是说话人向对方验证自

3、己的陈述或者判断，其作用是说话人向对方验证自己的陈述或者判断，也可以用于祈使句表示请求或者建议。也可以用于祈使句表示请求或者建议。Mary wants to be a teacher,doesnt she?Dont open your book,will you?Theres a kite over there,isnt there?2.基本结构陈述部分附加疑问部分由助动词、由助动词、bebe动词或情态动动词或情态动词和表示主语的代词构成。词和表示主语的代词构成。1.肯定式陈述部分+否定附加疑问部分3.分类You are an actor,?He likes soccer,?We have e

4、ver been to Shanghai,?2.否定式陈述部分+肯定附加疑问部分It wasnt fine yesterday,?You wont go to America,?arent youdoesnt hehavent wewas itwill you1）.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?注意

5、：关于主语注意：关于主语hetheythey2）.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 our new class buildings,?That isnt your teacher,?These are your friends,?isnt itarent theyis he/shearent they3.含有否定词的陈述部分+肯定附加疑问部分否定意义的词包括：hardly,never,nothing,few,little,no,s

6、eldom,tooto等4.Few people eat wild animals now,_?3.There is nothing important in the newspaper,_?2.She has never been to Hong Kong,_ _?例：1.Mr.Smith can hardly speak Chinese,_ _?is theredo theyhas she can he4.若陈述部分含有带否定意义，但是由否定前缀组成的词，疑问部分仍用否定式 It is unfair,?You dislike singing,?She disagreed with you,

7、?isnt itdont youdidnt she基本原则：若陈述部分为祈使句，疑问部分通常用will/wont you?3.Close the door,4.Dont make a noise here,5.祈使句+附加疑问部分陈述句为“Lets”结构时，表示“让我们（你我双方）”附加问句一般用“shall we?”陈述句为“Let us”结构时，表示“你让我们.”,附加问句一般用“will you?”1.Lets go home,_?2.Let us go home,_?shall wewill youwill/wont you?will you?6.情态动词+附加疑问部分当陈述部分含有情

8、态动词时，疑问部分会重复前面情态动词。例：1.He can play the piano,_?2.We shouldnt go right now,_?3.They cant finish it,_?cant heshould wecan they 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,?People mustnt smoke here,含含mustmust的反意疑问句的反意疑问句mustnt/neednt wemust they?2.当陈述部分

9、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You must be tired,?It must have rained last night,.She must have written the novel for years,?含含mustmust的反意疑问句的反意疑问句arent youhadnt ithasnt she7.There be句型陈述句为There be结构时，附加问句仍用there。例：1.There is a famous doctor in your hometown,_?Yes,there is.2.Th

10、ere will not be any classes tomorrow,_?No,there wont.isnt therewill there大多数复合句的反意疑问句都对主句提问大多数复合句的反意疑问句都对主句提问:He was punished because he made up an excuse for not handing in his homework,?他因为为不交作业编造了借口而受到了惩罚他因为为不交作业编造了借口而受到了惩罚,是不是是不是?You never told me that you had studied in France,?你从来没告诉我你在法国学习过你从

11、来没告诉我你在法国学习过,对吧对吧?8.复合句的反意疑问句did youwasnt heI(dont)think/suppose/believe/imagine 后接宾语从句,这种宾语从句的反意疑问句应与从句的主语、谓语部分一致.I dont believe she has done it on purpose,?我认为她没有故意做那件事,是不是?I think he will come,?我认为他要来,是不是?has shewont he4.反意疑问句的回答：回答反意疑问句的问题时，要注意根据事实真实情况回答。具体来说：（1）如果事实是肯定的，就用Yes回答，（2）如果事实是否定的，就用No

12、回答。例：You havent been to the U.S.,have you？_.I want to have a visit one day._.I have been there three times.No，I haventYes,I have一、用恰当的反意疑问句完成句子。一、用恰当的反意疑问句完成句子。1.She seldom goes to the cinema,_?2.You wont be away for long,_?3.Youve already got our invitation,_?4.Your uncle told me that he overslept.

13、Oh,my uncle rarely used to oversleep,_?5.We never dared to ask him a question,_?6.The old lady scarcely cares for anything,_?did wedoes shewill youhavent youdid hedoes shePractice二、句子改错。二、句子改错。1.You never told us why you were late for the last meeting,didnt you?2.The doctor soon had the patient walk

14、ing again,hadnt he?3.Everything seems all right,isnt it?4.There wont be any concert this Saturday evening,will it?5.Lets go shopping,will you?6.They dont work hard,do they?Yes,they do.They are very lazy.did youdidnt hedoesnt itwill thereshall weNo,they dont.(1)A:Its not going to rain,is it?B:_.Its a

15、 good day for sports.A:Then we can play football,_?B:_.We dont have a ball.Complete the conversations with appropriate tag questions or correct answers.Then act them out.No,it isnt cant weNo,we cant(2)A:Its Sports Day next Thursday,_?B:Youre right,it is.Lets ask Xia Lei if she wants to join a team.i

16、snt it(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!A:She likes soccer,_?B:_.But she loves volleyball.She could be in the volleyball team.doesnt sheNo,she doesntis heisnt heisnt he