1. 情景对话

A. Because I'm happy. B. Because I'm going to the theatre. C. It's on your bed. D. Because I'm sad. E. Because we're playing hide-and-seek.

1. （1） —Where's my bag?

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3. （2） —Why are you crying?

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5. （3） —Why are you laughing?

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7. （4） —Why are you here?

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9. （5） —Why are you wearing a dress?

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