英语必修 第一册Unit 3 Sports and fitness一等奖课件ppt

这是一份英语必修 第一册Unit 3 Sports and fitness一等奖课件ppt
Unit 3 Sports and FitnessPeriod 3 Discovering Useful Struures Discovering Useful StructuresThe tag questions & their answersDiscovering Useful Structures●反义疑问句的主语●反义疑问句的动词●反义疑问句的肯定和否定●反义疑问句的升调和降调●反义疑问句的回答●带有宾语从句的复合句的反义疑问句●并列句的反义疑问句●祈使句的反义疑问句●含有had better, used to do的反义疑问句●neither… nor, either… or 连接的并列主语的反义疑问句Discovering Useful StructuresTag questions are additional questions which expresses the questioner's opinion, which is uncertain and needs the listener's approval.是指当提问的人对前面所叙述的事实不敢肯定，而需要向对方加以证实时所提出的问句。反义疑问句基本构成 ，Discovering Useful Structures观察前陈述句主语及动词，据此判断反义疑问句的动词及主语如果陈述部分为肯定句，反义疑问句则为否定如果陈述部分为否定句，反义疑问句则为肯定如：The students are having an English class, ________________?No, they aren't .Theya re having a math class.主语the students为第三人称复数，代词用they 动词areare theyDiscovering Useful Structures陈述部分是肯定句还是否定句的判断句子含有否定副词或否定代词方能算否定句，带有否定前缀的词不能算做否定句否定副词：no, not, never, hardly, rarely, seldom, scarcely, barely否定代词：few, little, nothing, no one, nobody, neither, none...否定前缀：un-，non-，in-，dis-，a-，de-，under-，anti-， counter-...如：He hasn't been there before.There is nothing I can do to help.The weather yeasterday was abnormal.否定句否定句肯定句Discovering Useful Structures关于主语陈述部分主语如果是人称代词主格，保持不变There be 中，反义疑问句主语为there陈述部分主语如果是名词，根据单复数变为he, she, it, they陈述部分主语是不定代词，如果指代物，反义疑问句则用it, 如果指代人，反义疑问句则用he / they不定式，动名词做主语时，反义疑问句主语为itDiscovering Useful StructuresEverthing is ready, ___________?Everyone is here, ___________?We are busy, ___________?The workers are busy, ___________?The doctor is busy, ___________?There is a book on the desk, ___________?Nothing goes well, ___________?Eating too much is bad for health, ___________?isn't itisn't hearen't wearen't theyisn't he/sheisn't theredoes itisn't it关于主语Discovering Useful Structures关于动词They work hard, ___________?He walked slowly, ___________?They have completed the task, ___________?Nothing can stop them, ___________?Everyone must take part, ___________?The train had left, ___________?It appears to be wrong, ___________?We seldom go to the cinema, ___________?The Sports Day is coming soon, ___________? don't theydidn't he haven't they can it mustn't he hadn't itdoesn't it do we isn't it Discovering Useful Structures will you will you will you will youDiscovering Useful Structures will you will you shall we shall weDiscovering Useful Structureshadn't youhadn't wehadn't ithad youDiscovering Useful Structuresusedn't / didn't heusedn't / didn't heusedn't / didn't theyusedn't / didn't heDiscovering Useful Structureshasn't hecan you宾语从句的反义疑问句Discovering Useful Structures do theydoes she 宾语从句的反义疑问句 didn't heDiscovering Useful Structuresshouldn't he带有并列连词复合句的反义疑问句didn't theyDiscovering Useful Structuresisn't hehaven't youwasn't heDiscovering Useful Structuresare weDiscovering Useful StructuresDiscovering Useful StructuresDiscovering Useful StructuresRead the conversations below and underline the tag questions and their answers. What functions do the tag questions have?1. Amy: It's not a real sport, is it? Shen Qi: Yes, it is.2. Adam: That sounds interesting, doesn't it? Julie: Sure, it does.3. Lin Tao: Hi! It's a beautiful day, isn't it? Han Jing: Yes, it is. I'm going to play soccer. Can you come along and join us? Lin Tao: Sorry,I can't. I' ve got to meet my adviser. By the way, our school soccer team won at last, didn't they? Han Jing: No, they didn't. It's too bad.Function: expressing uncertainty Function: asking for approval Function: asking for approval Function: expressing uncertainty Discovering Useful StructuresComplete the conversations with appropriate tag questions or correct answers. 1. A: It's not going to rain, is it? B:_____________. It's a good day for sports. A: Then we can play football, _____________? B:. We don't have a ball.2. A: It's Sports Day next Thursday, _____________? B: You' re right, it is. Let's ask Xia Lei if she wants to join a team. A: She likes soccer, _____________? B: _____________. But she loves volleybal. She could be in the volleybal team.3. A: It's time for badminton class. Where is the coach? He's late, _____________? B: It's been 10 minutes already. He isn't coming, _____________? A: Cool! We can have a good time. That's great! B: Shh! A: oh, no, he is right behind me, _____________? C: Yes, I am. No, it isn'tcan't weisn't itdoesn't sheNo, she doesn'tisn't heis heisn't heDiscovering Useful StructuresComplete the conversation with appropriate tag questions or answers.A: There's a basketball game at our school this Saturday, _____________?B: Yeah, our school is playing against No.2 Senior High School.A: Oh, good! I really want to see our team play. I missed the last game. You went, didn't you?B: Oh, yes, ____________! It was a great game. So you' re planning to go this Saturday. _____________? Do you want to go together?A: Sure! I'd love to. What time shall we meet?B: Well, the game starts at 1:00 p.m., so l can come to your home at 12:30 and we can walk to school together. You' ll be coming from home, won't you?isn't thereYes, I didaren't youDiscovering Useful StructuresComplete the conversation with appropriate tag questions or answers.A: No, _____________. I'l be at the library all morning studying for that big test on Monday.B: Oh, then why don't we meet outside the library at 12:15?A: I' ll need to stop at the noodle restaurant and get something to eat before the game. You wouldn't mind, _____________?B: Not at all. I' ve never said no to food, _____________? How about meeting at 12:00, going there for lunch together, and then heading to the game?A: Sounds great.have Iwould youI won'tDiscovering Useful StructuresRead the conversation aloud and pay attention to the tones of the tag questions. Explain the meaning that different tones express.A: We’re all so busy, but we can't just sit around and study all the time, can we?B: No, we can't Sometimes I just have to get up and do a few jumping jacks.A: Jumping jacks? Those are a kind of exercise, aren't they?B:Yes, they are! You jump and bring your hands together above your head and move your feet apart. Then you jump again, bringing your hands to your side and your feet together. I'm sure you've done them before, haven't you?A: Iknow what you mean now. They are also called star jumps, aren't they? Why don't we do a few now? B:Sure.对前面陈述的内容把握很大对前面陈述的内容没有把握，需要对方确认对前面陈述的内容把握很大对前面陈述的内容把握很大Discovering Useful StructuresAdd tag questions to the statements.1. Let's go and work out in the gym,_______________?2. You don't take part in a marathon when you're ill, _______________?3. Turn off theTV, _______________?4. She's doing all she can for us in times of stress, so we must back her up, ______________?5. Henry thinks you are cheating your friends, _______________?6. Andy's never been anything but a friendly guy, _______________?7. Emily had to cut out sugar from her diet as her doctor suggested, _______________?8. There's going to be a talk on wellness and fitness next week, _______________?shall wedo youwill youmustn't wedoesn't hehas hedidn't sheisn't thereDiscovering Useful StructuresComplete the conversation with appropriate tag questions.Tom: Mum, I can have one more burger, ____________?Murm: No, you can't.You've already had two! You're going to get sick….Oh, what's that noise?Dad: It isn't a storm coming, ____________?Tom: Yes, it is! But i's onTV! Dad, come and see,____________?Dad: What movie are you watching?Tom: The Day after Tomorrow.Mum:Let's watch it together, ____________? Family time! Dad: Good idea! can't Iis it will you shall weDiscovering Useful Structures练一练1. Linda ate nothing this morning, ___________? 2. There's hardly any milk in the bottle, ___________? 3. He has never ridden a horse before, __________? 4. He seldom came here, ___________? 5. Everything seems all right,____________ ? 6. No one failed in the exam, ____________? 7. Neither you nor I am a artist, _____________? 8. He can't be her father, ______________? did sheis there has he did he doesn't it did he are we is he Discovering Useful Structures练一练9. They have no time to visit the museum, ____________? 10. You'd better go at once, __________? 11. He dislikes the two subjects, ____________? 12. These tools are useless now, ____________? 13. He used to get up at 6:30, _______________? 14. Let's go there by bus,____________? 15. Let us go to play football, ____________? 16. Don't forget to give Polly some food and change her water, ____________? do they hadn't youdoesn't he aren't they didn't/usedn't he shall we will you will you Discovering Useful Structures17. — Let's go shopping this afternoon,___________ ? — All right. 18. — Pass me the dictionary, _________ ? — Yes, with pleasure. 19. There is little water in the glass, ______________ ? 20. There won't be any concert this Saturday evening, _____________ ? 21. — I guess she taught herself Japanese, ______________ ? — Yes. 22. I don't believe you are right, ____________ ? 23. She doesn't think that Tom sings best in the class, _______________ ? 24. I know you didn't want to hurt me, _____________ ? 25. My parents control every part of my life, ______________?练一练shall we will youis there will theredidn't sheare you does she did you don't they SeeYouNextTime感谢您的观看