8.9题答案啊。。。
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is doing b
are going e
Are having a
Is walking c
are running d
⑨1.Are you wearing blue shoes right now? No,I'm not.
2.Is your friend using a dictionary now?No,he isn't.
3.Are your friends talking right now?Yes,they are.
4.What is your teacher doing at the moment? He's thinking.
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