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最佳答案：Why not start our picnic?Sure(Yes),let's start!
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最佳答案：Yes,she is.Who is that man?Who is your mother?
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最佳答案：Yes ,you must/have (to) .No ,you don't have to
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最佳答案：Are your teachers kind to you?Yes,they are./ No,they aren't.
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最佳答案：保证答案正确!1.划线提问：How many desks are there in your classroom?2.一般疑问句：Are there 20 de
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最佳答案：否定句：our Chinese teacher isn't tall.一般疑问句：Is your Chinese teacher tall?Yes,he is
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最佳答案：Are your books on the desks?Yes,they are.
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最佳答案：Is our school in front of the bank ? Yes,it is
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最佳答案：The classrooms are big.否定句：the classrooms are not big.一般疑问句：are the classrooms b
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最佳答案：一般疑问句:Did you buy some flowers for your teachers 肯定否定回答:Yes,we did.No,we didn't.