初中英语时态知识点:一般疑问句的几点注意事项
2013-02-04 14:11:47紫涵
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一般用什么问就用什么来回答。
但以下例外:Is this a pencil? Yes , it is./ No, it isn't.
Is that your backpack? Yes , it is./ No, it isn't.
Are these your parents? Yes, they're./ No, they aren't.
Are those Jim's brothers? Yes, they're./ No, they aren't.
当句子中没有be动词,也没有情态动词时,变一般疑问句时,在主语前加助动词do (I, we, you,以及复数), does(第三人称单数she,he,it等)变成问句;
