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最佳答案：1.jenny isn't a teacher.Is jenny a teacher?Yes,he is.2.kate isn't jenny's friend
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最佳答案：1.Was it a busy one?Yes,it was .No,it wasn't.2.Did you wash your clothes?Yes,I d
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最佳答案：is that his bottle?no ,it isnot.
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最佳答案：She can play the guitar.疑问句Can she play the guitar?否定句She can't play the guitar.
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最佳答案：Is Nancy as the same old as Helen?No,she isn't.
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最佳答案：Is this red? Yes,it is.No,It isn't.This isn't red.This is red,isn't it?Is Alice
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最佳答案：That is my cad《改为一般疑问句》------Is that you cad?Is the boy Tom?《作否定回答》-----No.he is
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最佳答案：Do you have a computer?No,I don't.We don't have a soccer ball.How many volleybal
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最佳答案：That is not her computer. & That computer is not hers.
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最佳答案：the boy isn't playing,is the boy playing,yes,he is.No,he isn'twhat is the boy do