1. 给下列问句选择正确的答语。

A. She made a cake. B. I want to buy a pen. C. She's my mother. D. Yes, it is. E. Yes. Here you are.

1. （1） —What did she do yesterday?

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3. （2） —Who's this?

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5. （3） —Is it new?

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7. （4） —Can I have your library card, please?

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9. （5） —Can I help you?

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