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　　2.附加问句的主语应与陈述句的主语保持一致，且只能用人称代词替代。

　　You come from Beijing, don't you?

　　你来自北京，是不是?

　　3.当陈述句中含有be动词，助动词，或是情态动词时，反问句部分由这些词加上主语人称代词构成：

　　Be动词包括：am, is, are, was, were

　　助动词有：do, does, did, have（用在完成时）, has（用在完成时）等

　　情态动词有：can, could, may, might, must, will, would, shall, should

　　He will go home, won’t he?

　　他要回家了，是吗？

　　She doesn’t like to eat popcorn, does she?

　　她不喜欢吃爆米花，是吗？

　　4.have的不同用法，反义疑问句用不同的动词

　　(1)have 表“有”时，反义疑问句谓语动词用have/do都行

　　He has a new car, doesn’t/hasn’t he?

　　(2)have表“吃，喝，玩，度过，举办”等是，反义疑问句谓语动词用do

　　He has supper at home every day, doesn’t he?

　　They had a good time in Beijing, didn’t they?

　　(3)have to表“不得不，必须”时，反义疑问句谓语动词用do

　　Kite has to help her mother, doesn’t she?

　　(4)had better表“最好”时，反义疑问句谓语动词用had

　　We had better go to school at once, hadn't we?

　　(5)have用在完成时中，反义疑问句谓语动词用have

　　They have known the matter, haven’t they?

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　　5.(1)反意疑问句的陈述部分带有little, few, never, hardly, seldom，nobody, nothing, no one, none, neither等否定意义的词时，问句部分用肯定式。

　　She never tells a lie, does she? (不用doesn’t she?)

　　她从不说谎，是吗？

　　He was seldom late, was he? (不用wasn’t he?)

　　他几乎不迟到，是吗？

　　He is hardly able to swim, is he?

　　There is little milk in your cup, is there?

　　(2)当陈述部分所含的否定词是通过加前缀或后缀构成的，（也就是有un, dis-前缀、less-后缀等含有词缀而意思否定的词），当做肯定句处理，其后的反意疑问句依然用否定结构。

　　It is unfair, isn't it? 这不公平，是吧？

　　He dislikes English, doesn’t he?