ID: 23900223

【学霸笔记】25 UNIT 3 Period 4 课时学案 单元语法讲练(Discovering Useful Structures) 讲义 人教版高中必修一(教师版+学生版)

日期:2025-10-14 科目:英语 类型:高中学案 查看:78次 大小:154838B 来源:二一课件通
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Discovering,教师,必修,高中,人教,讲义
    Period 4  单元语法讲练(Discovering Useful Structures) 美文诵读 语法体悟 Lucy:I haven't seen you recently.What are you doing these days Tom:I am doing research on how to keep healthy. Lucy:①You have never done such research before,have you Tom:Yes,I have read some papers on this topic and also attended a lecture. Lucy:②The lecture is very useful to your research,isn't it Tom:Yes,it is.It is also inspiring. Lucy:③It inspires you to find more information about the topic,doesn't it Tom:Yes,it does. ①前一部分You have never done such research before是陈述句式,后一部分have you是疑问句式 ②前一部分The lecture is very useful to your research是陈述句式,后一部分isn't it是疑问句式 ③前一部分It inspires you to find more information about the topic是陈述句式,后一部分doesn't it是疑问句式 附加疑问句 附加疑问句是对陈述句所叙述的事情提出相反疑问的问句。主要表示以礼貌或委婉的语气提出要求、询问或确认信息等。 一、附加疑问句的构成 1.构成原则 前肯定后否定,前否定后肯定。 2.类型 (1)肯定式陈述部分+否定附加疑问部分 You often play badminton,don't you 你经常打羽毛球,不是吗? (2)否定式陈述部分+肯定附加疑问部分 It's not a real sport,is it 这不是一个真正的运动,是吗? (3)祈使句+附加疑问部分 ①祈使句+will you?(为了使祈使句听起来更委婉、客气,附加疑问部分还可以用would you,won't you,can you,could you,can't you等) Have another cup of coffee,will you 再喝杯咖啡,好吗? Don't sit here,will you 不要坐在这里,好吗? ②以Let's开头的祈使句,其附加疑问部分用“shall we”或“shan't we”;以Let us/me开头的祈使句,其附加疑问部分用“will you”。 Let's go and listen to the music,shall we 我们去听音乐,好吗? Let us wait in the reading room,will you 让我们在阅览室等,好吗? 用附加疑问句补全句子 ①He bought a new book,_____? ②You haven't finished your homework yet,_____? ③The song in the movie is really beautiful,_____? 二、附加疑问句的特殊情况 1.陈述部分有no,nothing,nor,never,few,seldom,hardly,rarely,little等表示否定意义的词时,附加疑问部分一般用肯定形式。 Eric made no answer,did he 埃里克没有答复,是吗? 2.陈述部分含有带否定前缀的词不影响附加疑问部分的形式。 It is impossible,isn't it 那是不可能的,不是吗? 3.陈述部分的主语是 everything,anything,nothing,this,that等时,附加疑问部分的主语用it。 Everything is ready,isn't it 一切都准备好了,不是吗? 4.陈述部分的主语是 everybody,anyone,somebody,nobody,no one,these,those等时,附加疑问部分的主语常用they,有时也用单数he。 Everyone knows the answer,don't they 大家都知道答案,不是吗? 5.陈述部分含有must时,附加疑问部分因must后动词的类属和时态的不同而不同。 He must be a doctor,isn't he 他一定是个医生,不是吗?(表示猜测) You must have studied English for three years,haven't you 你一定学过三年英语,不是吗?(对发生在过去但对现在造成影响的动作进行推测) He must have finished the task yesterday,didn't he 昨天,他一定完成了那项任务,不是吗?(陈述部分中出现了具体的表示过去的时间状语,附加疑问部分要用一般过去时) 6.当陈述部分为 there be结构时,附加疑问部分也应由 there和be构成。 The ... ...

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