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最佳答案：1.I am not a doctor.are you a doctor?yes I am .No,I'm not.2.he isn't a teacher.I
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最佳答案：1.I am Lily.Are you Lily?Yes,I am/ No,I am not.2.Lily reads books everyday.Does
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最佳答案：ARE you a teacher?yes i am no i am not is it a red flag?yes it is no it isn't is
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最佳答案：1.She isn't a kind girlIs she a kind girl?---No,she isn't.2.He wasn't a teacher
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最佳答案：否定：She doesn't seldom watch TV in the evening 疑问：Does She seldom watch TV in the
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最佳答案：He has some comic booksDoes he have any comic books?Yes,he dose.NO,he doesn't.
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最佳答案：一、系表结构1）肯定句：I'm 16 years old.否定句：I'm not 16 years old.一般疑问句：Are you 16 years old