Unit 3 Section Ⅲ Discovering Useful Structures（课件PPT）-【精讲精练】2025-2026学年高中英语必修第一册（人教版）

Section Ⅲ　Discovering Useful Structures Unit 3　Sports And Fitness 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 语法精讲•技能培养 01 随堂演练•巩固提升 03 课时作业•知能达标 04 栏目导航 Unit 3　Sports And Fitness 1 语法精讲•技能培养 栏目导航 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 hasn't it? doesn't he/don't they? shouldn't one/you? isn't it? 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 栏目导航 Unit 3　Sports And Fitness 1 will you? shall we? does he? didn't he? can she? 栏目导航 Unit 3　Sports And Fitness 1 随堂演练•巩固提升 栏目导航 栏目导航 Unit 3　Sports And Fitness 1 will you? won't he? isn't it? wasn't there? does he? didn't/usedn't he? isn't it? doesn't he? 栏目导航 Unit 3　Sports And Fitness 1 Stop playing your cellphone and set a good example for your son,will you? He never told us how he was injured，did he? This is a very important event，isn't it? 栏目导航 Unit 3　Sports And Fitness 1 课时作业•知能达标 栏目导航 课时作业•知能达标 栏目导航 Unit 3　Sports And Fitness 1 谢谢观看 栏目导航 Unit 3　Sports And Fitness 1 附加疑问句 附加疑问句又称反意疑问句，包括陈述部分和附加疑问部分。附加疑问句结构，应注意陈述部分为肯定式时，疑问部分用否定式；陈述部分为否定式时，疑问部分用肯定式。句式为：助动词/情态动词/be动词＋主语。 ①They work hard，don't they?他们工作很努力，不是吗？ ②Lucy isn't tall，is she?露西不高，是吗？ 一、附加疑问句的具体用法 1．陈述句的主语是代词或名词，附加疑问部分的主语通常用相应的代词或用与主语一致的代词。 ①He is your teacher，isn't he? 他是你的老师吧？ ②People shouldn't drop litter on the pavements，should they? 人们不该在人行道上乱扔废弃物，是吧？ 2．陈述句的主语是one时，附加疑问部分的主语可用one/he/you。 One can't be too careful，can one/you? 越小心越好，是吧？ 3．陈述部分的主语是everybody，everyone，someone，somebody，no one，nobody，anybody，anyone等合成代词时，附加疑问部分的主语通常用they，也可用he，尤其是nobody，no one等作主语时。 ①Anyone can do it，can't he? 任何人都能做，不是吗？ ②Everyone enjoyed the meal，didn't they? 每个人都享受大餐，是吧？ 4．陈述部分的主语是everything，anything，something，nothing等不定代词、不定式或从句时，附加疑问部分的主语用it。 ①Everything seems all right now，doesn't it? 现在一切似乎都正常了，是不是？ ②Nothing can't be solved，can it? 什么都能解决，是吗？ 5．陈述部分的主语是指示代词this，that或these，those时，附加疑问部分的主语分别为it和they。 ①This is an interesting film，isn't it? 这是一部有趣的电影，不是吗？ ②These are your books，aren't they? 这些是你的书，不是吗？ 6．陈述部分为there be结构时，附加疑问部分仍用there。 ①There will be a show in the hall，won't there? 大厅里将有一场表演，不是吗？ ②There used to be an apartment at the foot of the mountain，usedn't/didn't there? 山脚下曾有座公寓，是不是？ [即时训练1]　用恰当的附加疑问句填空 ①Everything has gone wrong，__________ ②Everybody knows what happiness means，______________________ ③One should focus on the class，__________________ ④This is for me，_________ 二、附加疑问句的三个特殊点 1．陈述部分含有否定词的附加疑问句 当陈述部分带有seldom，hardly，never，few，little，nothing，nobody等含有否定意义的词时，疑问部分用肯定形式。 ①There is little doubt in your mind that he is honest，is there? 你在心中几乎不怀疑他的诚实，是吗？ ②You and I could hardly work together，could we? 你和我很难一起工作，不是吗？ 如果陈述部分包含带有表示否定意义的前缀或后缀的单词，一般仍看作肯定句，其反意疑问部分用否定形式。常见的否定前缀和后缀有：un，dis，im，less等。 Tom dislikes playing basketball，doesn't he? 汤姆不喜欢打篮球，是吗？ 2．祈使句的附加疑问句 祈使句后的疑问部分不表示反问，而表示一种语气。其结构为： 肯定祈使句，will/won't you? 否定祈使句，will you? Let us...，will you? Let's...，shall we? ①Close the window，will/won't you?关上窗户，好吗？ ②Let's go to the bookstore，shall we?我们去书店，好吗？ 3．(1)当陈述部分为主从复合句时，附加疑问部分一般应与主句的主语和谓语动词保持对应关系。 ①She says that I did it，doesn't she? 她说是我做的，不是吗？ ②I told them not everybody could do it，didn't I? 我告诉她们不是每个人都能做，不是吗？ (2)当陈述部分为主从复合句，且主句的主语是I，谓语是think，believe，suppose，expect，imagine这类动词时，附加疑问部分则往往与从句中的主语和谓语动词保持对应关系，但要注意否定的转移。 ①I imagine that the students like her，don't they? 我设想学生们喜欢她，不是吗？ ②I don't think she cares，does she? 我认为她不在乎，不是吗？ [即时训练2]　用恰当的附加疑问句填空 ①Don't forget to close the door，_________ ②Let's go，_________ ③He hardly goes to parties，________ ④He said he didn't like it，__________ ⑤I don't think she can finish the work on time，________ Ⅰ.用恰当的附加疑问句填空 1．Please pass me the dictionary，_________ 2．I think he will come to help us with our work，_________ 3．What a fine day today，_________ 4．There was something wrong with the machine，_____________ 5．He seldom lends his money to others，________ 6．He used to go fishing in the afternoon，__________________ 7．This is an interesting story，_________ 8．He dislikes chicken，___________ Ⅱ.翻译句子 1．停止玩手机给你儿子树立个好榜样，不行吗？ ____________________________________________________________ 2．他从没告诉我们他是怎么受伤的，是不是？ ___________________________________________ 3．这是一件非常重要的大事，不是吗？ ________________________________________ $$