Unit 3 Sports and Fitness Discovering Useful Structures(教学课件)-【上好课】高一英语同步备课系列（人教版2019必修第一册）

Unit3 Discovering Useful Structures Sports and fitness Tag question 附加疑问句 Learning Objectives 1. To know the conception, structure and usage of tag question. 2. To learn how to use the tag question correctly. Look at these sentences and find out their similarities. They are all athletes, aren’t they? They are all Olympic champions, aren’t they? There is a question about these sentences, isn’t there? They work hard, don’t they? You can’t do it, can you? Do you know what the question in these sentences is called？ Tag question. 附加疑问句，又称反义疑问句。其作用是表示提问人对自己的看法没有把握，用反义疑问句来求证自己所说的事实或观点；也可以用于祈使句表示请求或者建议。 一、定义 二、结构 陈述部分 + 疑问部分 附加疑问句 = He doesn’t like English, does he？ They are all athletes, aren’t they? You can’t do it, can you? 三、分类 1.前肯后否：陈述部分肯定式+疑问部分否定式 He likes soccer, doesn’t he ? 2.前否后肯：陈述部分否定式+疑问部分肯定式 It wasn’t fine yesterday, was it ? 3. 含有否定词的陈述部分+肯定疑问部分 Nobody saw him walk into the room, did they? 四、用法 基本用法 （一）主语保持人称和数的一致 陈述部分主语 附加问句主语 例句 One (指人) One/he One can’t be careful enough, can he/ one? this, that, these, those it /they This isn’t a fast train, is it? everything, anything, something, nothing it Nothing happened to him, did it? everyone, everybody, someone, somebody, no one, nobody, anyone, anybody he / they（更常见） Nobody likes to be laughed at, doesn’t he？ 不定式,动名词,其他短语 it Learning English well takes a lot of time, doesn’t it? there be句型 be/情态动词/助动词+there There will be rain tomorrow, won’t there? There should be no problem, should there ? 1.陈述句：主语+be的形式 2.陈述句：主语+行为动词的各种时态 3.陈述句：主语+情态动词 He likes playing basketball, __________ ? He can’t swim, ______ ? doesn't he can he He's right behind me, ________? isn't he （二）动词保持人称和数的一致 （三）附加疑问句的回答 回答附加疑问句时，要根据真实情况回答。 （1）如果事实是肯定的，就用Yes回答 —He likes playing football, doesn't he? 他喜欢踢足球，不是吗？ —Yes, he does. 是的，他喜欢。 —No, he doesn’t. 不，他不喜欢。 （2）如果事实是否定的，就用No回答 —His sister didn't attend the meeting, did she? 他妹妹没有参加会议，是吗? —Yes, she did. 不，她参加了。 (she attended the mee