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1、祈使句祈使句祈使句的肯定句式 1.Do 省略主语，实意动词作谓语Look at the line! It is very dangerous to cross it!Keep your eye on the sky at the Astronomy Club!2. be动词 + n./adj/prep. phrase省略主语，be动词作谓语Be careful! There is a huge Frisbee（飞盘） coming through the campus!3. Let宾语(人/物)doLet it not be just the beginning of my dream, bu
2、t the beginning of all of our dreams.祈使句的否定句式 1. Dont/Never do Dont/Never beDont cross over that safety line.Never get caught by the librarian.2. No sth. / doingNo peeping at the Monsters Inc. No photos at the Monsters Inc. 一般用will或wont回答注意：回答否定意义的祈使句时1. 形式一致，即Yes与will保持一致；No与wont保持一致。2. 意思相反，即Yes是不
3、的意思；No是“是”的意思。在回答时，要注意分析上下文语境中所提供的条件。祈使句的回答 - Dont go out, please. Its raining heavily outside. - Yes, I will. I have to meet my brother at the airport. -No, I wont. Its crazy to go outside now.感叹句 强烈感情 句子类型：what引导 how引导 特点：句尾 “！” What a cute monster! How cute the monster is!What引导的感叹句！what修饰名词或名词短语
4、，有以下两种形式： 1. What +a(an) +（形容词）+单数可数名词+主语+谓语！如： What an apple this is! What a fine day it is! 2. What+(形容词）+可数名词复数或不可数名词+主语+谓语！ What kind women they are! What nice music it is! How引导的感叹句由How引导的感叹句。 how用来修饰形容词、副词或动词。其结构是：How+形容词（副词）+主语+谓语！ How hard the worker are working! How clever the girl is! How
5、quickly the boy is writing! 注意：当how修饰动词时，动词不跟着感叹词提到主语之前。 How the runner runs! what与与how引导的感叹句，可以相互转换。引导的感叹句，可以相互转换。What an interesting story it is!=How interesting the story is! What a beautiful building it is!=How beautiful the building is! 在口语中，感叹句的主语和谓语常常省略。在口语中，感叹句的主语和谓语常常省略。What a nice present
6、(it is)!How disappointed (she/he/ is)!反义疑问句反义疑问句前肯后否前肯后否前否后肯前否后肯Monsters University is the best scaring school.Isnt it?Mike isnt scary at all.Is he? 反意疑问句特殊情况1. little/few/never/hardly/seldom/no/neither/ nobody/nothing/none等表示否定意义的词时，疑问部分要用肯定形式。None of them are scary. Are they? 2. unhappy, dislike,c
7、areless 等含有否定词缀在派生词时，仍按肯定句对待，疑问部分用否定形式。 He looks unhappy today, doesnt he ?3. 当陈述部分是there be句型时， There is a very slow monster on the road.Isnt there?4,祈使句的反意疑问句Do /BePlease close the door, wont you/will you?Dont do /Dont beDont close the door, will you?3. LetsLets phone her now, shall we? 我们现在就给她打电话
8、，好吗? Lets go to the cinema tonight, shall we? 今晚咱们去看电影，好吗？5， 陈述部分是I am.，疑问部分要用 arent I.I am officially a college student.Arent I? 6,陈述部分有have to +v.原 (had to + v.原)，疑问部分常用dont +主语（didnt +主语）。You have to become the chair. Dont you?7,陈述部分有主句和从句组成的复合句，疑问部分与主句一致。He said he would defend Oozma Kappa no matter how dangerous.Didnt he?Wouldnt he?前否后肯的反意疑问句如何回答 1.It is a fine day ,isnt it? Yes, it is. No, it isnt. 2. It isnt a fine day, is it? Yes(不), it is. No(是的), it isnt.注意：永远不可能出现yes后面跟否定形式或者no 后面永远不可能跟肯定形式的情况。