Unit 3 Discovering Useful Structures 课件-2022-2023学年高一上学期英语人教版（2019）必修第一册

Unit 3 Sports and Fitness Discoving Useful Structures P40 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, doesn't she? Don't open your book, will you? There's a kite over there, isn't there? 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, aren’t you ? He likes soccer, doesn’t he ? We have ever been to Shanghai,haven't we ? 2.否定式陈述部分+肯定附加疑问部分 It wasn’t fine yesterday, was it ? You won’t go to America, will you? 观察例句，归纳用法。 1. You are a student, aren’t you? 2. Your parents had a long talk with you, didn’t they? 3. Everyone has a good day, doesn’t he? 4. Everything has gone wrong, hasn’t it? 5. Getting up early is good for health, isn’t it? 三、附加疑问句的具体用法1 陈述部分主语 附加疑问部分主语 名词或代词 相应的_____ I---you/you---I, we someone, somebody, everybody, everyone, anyone, nobody等不定代词 this/that/ something, nothing, anything, 不定式，动名词，从句 they或he 代词 it 附加疑问句的具体用法 1 原形 复数（现在时） 复数（过去时） 单数（现在时） 单数（过去时） be are aren't were weren't is isn't am amn't was wasn't have (have done) have haven't had hadn't has hasn't had hadn't do do don't did didn't does doesn't did didn't 助动词 人称代词（主格） 助动词（现在时） 助动词（过去时） 情态动词 we you they do(don't), are (aren't), have (haven't) did (didn't), were (weren't), had (hadn't) will (would, won't), can (could), may (might), must, should (shall) he she it does (doesn't), is (isn't), has (hasn't) did (didn't), was (wasn't), had (hadn't) I do(don't), am (am not), have (haven't) did (didn't), were (weren't), had (hadn't) (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. Complete the conversations with appropriate tag questions or correct answers.Then act them out. No, it isn't can't we No, we can't (2) A: It's Sports Day next Thursday, ________? B: You're right, it is. Let's ask Xia Lei if she wants to joi