Unit 3 Sports and Fitness Discovering Useful Structures 课件-2023-2024学年高一英语人教版（2019）必修第一册

Unit 3 Sports and fitness Period 3 Discovering Useful Structures Make small conversations (Activity 1—Activity 3) Look at the following pictures and pay attention to the tag question. Warming-up It is a nice day, isn’t it? Observing Activity 1: Read 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. Revision 疑问句的类型： 一般疑问句 e.g. Do you like these animals? 2. 特殊疑问句 e.g. Who runs fastest in your class? 3. 选择疑问句 e.g. Do you like to play football or basketball? 4. 反意疑问句 e.g. I don’t think he will come, will he? Grammar 反意疑问句 定义： 它是附加在陈述句后的简短问句，对陈述句所叙述的事实或观点提出疑问。 结构： 陈述句＋反意疑问句（助动词 / be动词 / 情态动词＋陈述部分主语的相应代词） Grammar 规律： 前肯后否, 前否后肯，助动词和人称前后一致。如： You are from Australia, aren’t you? He doesn’t live in Beijing, does he? 回答方法: 用yes / no来回答，事实是肯定的用yes，反之用no。如： He isn’t a student, is he? No, he isn’t. Grammar summary 一、反意疑问句主语要与前面陈述句主语保持一致。 1. 陈述句主语是that，this，those，these，反意疑问句的主语要用it或they。如： This is Tom’s textbook, isn’t it? These are your books, aren’t they? 2. 陈述句主语是表示人的不定代词，如anyone，someone，no one，everybody，nobody，somebody等，反意疑问句的主语通常用they。如： Everyone knows that writer, don’t they? Grammar summary 3.陈述句主语是表示物的不定代词，如anything，nothing，something，everything等，反意疑问句的主语用it。如： Nothing in the world is difficult, is it? 4. 陈述句的主语是非谓语动词或主语从句，反意疑问句的主语用it。如： Smoking is not allowed here, is it? What he lacks is courage, isn’t it? Grammar summary 5. Let’s与Let us / me后的反意疑问句的主语不同。如： Let’s