1. 根据问句选择合适的答句。

A. It's hard. B. It's strawberry juice. C. Twenty yuan. D. They're painting. E. Yes, I can.

1. （1） —What are they doing?
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3. （2） —Can you swim?
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5. （3） —How does it feel?
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7. （4） —How much is the toy?
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9. （5） —Is it strawberry juice or watermelon juice?
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