1. 对话配对

A. Nice to see you, too. B. Have some hamburgers. C. Have some orange juice. D. Thank you! E. It is milk. F. Yes, they are. G. No, it isn't.

1. （1） —Are they green?

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3. （2） —Is that soup hot?

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5. （3） —What's that?

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7. （4） —Have some water, please!

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9. （5） —I'm hungry.

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11. （6） —I'm thirsty.

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13. （7） —Nice to see you!

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