Unit 3 Sports and fitness Discovering Useful Structures 课件- 高一上学期英语人教版（2019）必修第一册.ppt

Discoving Useful Structures P40,新人教必修Book 1,Unit 3 Sports and Fitness,Learning aims （学习目标）： 11. To get the hang of the uses about tag question2. To put them into practice correctly,问题导学：8,3, The uses in different situations.,2, The structures.,1, Whats called tag question?,Amy: Its not a real sport, is it?Shen Qi: Yes. it is.,Read the conversations below.,Presentation,tag question,1. Adam: That sounds interesting, doesnt it? Julie: Sure. it does.2. Lin Tao: Hi! Its a beautiful day, isnt it ? Han Jing: Yes, it is. Im going to play soccer. Can you come along and join us? Lin Tao: Sorry, I cant. Ive got to meet my adviser. By the way, our school soccer won at last, didnt they? Han Jing: No, they didnt. Its too bad.,Underline the tag questions and their answers.,The tag questions above 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，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。,Mary wants to be a teacher, doesnt she?Dont open your book, will you?Theres a kite over there, isnt there?,点拨精讲：16,2. 基本结构,陈述部分,附加疑问部分,由助动词、be动词或情态动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, arent you ?He likes soccer, doesnt he ?We have ever been to Shanghai,havent we ?,2.否定式陈述部分+肯定附加疑问部分,It wasnt fine yesterday, was it ?You wont go to America, will you?,3.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, seldom, 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 there,do they,4.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?”,例：1. Lets go home, _ ?2. Let us go home, _ ?,shall we,will you,5.情态动词+附加疑问部分,当陈述部分含有情态动词时，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 he,should we,can they,6.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.There will not be any classes tomorrow, _? No, there wont.,isnt there,will there,4. 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 havent,Yes, I have,3, The uses in different situations.,2, The structures.,1, Whats called tag question?,课堂小结：3,Summary,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. 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 we,does she,will you,havent you,did he,does she,Practice,当堂检测：17,二、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 walking 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.,(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.,Complete the conversations with appropriate tag questions or correct answers.Then act them out.,No, it isnt,cant we,No, 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.,isnt 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 she,No, she doesnt,is he,isnt he,isnt he,Work in pairs. Use tag questions to role play one of the situations below.,Production,Example:A: The Sports Day is coming soon, isnt it?B: Yes, it is.They need some volunteers, dont they?A: Yes, they do.,Thank you!,