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最佳答案：http://zhidao.baidu.com/question/918474107963381659.html?istorch=1&torchtoken=ee
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最佳答案：must-Yes,you should./No,you needn't.need-Yes,you should/may/can/need./No.you nee
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最佳答案：Is the letter from Australia?No ,it isn't.这信来自澳大利亚吗?不,不是的回答完毕,感激不尽,
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最佳答案：肯定句是；Yes,you must.否定句是NO,you needn't.
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最佳答案：Are you ok （疑问句）It's your pen （疑问句）Do you like shopping?（疑问句）Does she paly compu
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最佳答案：Must I do that?Yes,you must; No,you needn'tNeed I do that?Yes,you must; No,you n
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最佳答案：1.Are they doing housework?Yes,they are./ No,they aren't.They are not doing hous
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最佳答案：必须要用人称代词的主格形式.如：Is Li Lei a boy student?Yes,he is.No,he isn't.此处的he不能写成Li Lei.
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最佳答案：1、在回答must开头的一般疑问句时,肯定回答用must,否定回答用needn't或don't have to.如：1)—Must I finish my ho
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最佳答案：1.speakCan he speak English very well?Yes,he can./ No,he can't.2.gets upDoes he