1. 选一选。(把正确选项的序号写在括号内)

A. Eight rulers. B. It's a door. C. It's red. D. Hi, Wang Hong.

1. （1） —What's this?

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3. （2） —What colour is it?

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5. （3） —This is Wang Hong. She is my friend.

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7. （4） —How many rulers do you have?

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