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最佳答案：may:yes,sb.may/canno,sb.may not/can'tmust:yes,sb.mustno,sb.needn't/mustn't(一般情况下
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最佳答案：疑问句：Do you go to school on foot on weekdays?肯定回答：Yes,I do否定回答：No,I don't
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最佳答案：你不喜欢生物吗?你喜欢就回答,Yes,I like.不喜欢就说,No,I don't like.
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最佳答案：Is your face round?Yes,it is.No,it isn't.你的采纳是我回答的动力!
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最佳答案：She didn't watch TV just now.Did she watch TV just now?Yes,she did.
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最佳答案：Did they have a sports meeting yesterday?肯:Yes,they did.否:No,they didn't.
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最佳答案：Is this your book?Yes,it is./No,it isn't.That book is mine.
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最佳答案：Are these rulers and pencils?Yes these are.
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最佳答案：Do they go to school on foot?Yes, they doNo, they don't祝：学习进步,更上一层楼! (*^__^*)不明白
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最佳答案：① Is her telephone number 027-82453 Yes,it is .No,it isn't .② Is that boy Eric?Y