________ bike is this? It's ________ .

[　　]

His shoes ________ new. ________ black.

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This is your watch. It isn't ________.

[　　]

Are you ________ ?

No, I'm not. I'm Chinese.

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________ the footballs?

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Let me ________ you new picture-book.

[　　]

Do you know ________ with the machine?

[　　]

Though he feels ________ today, he doesn't feel like ________.

[　　]

My aunt isn't here in Beijing. She ________ to America.

[　　]

I think Chinese is as ________ as maths.

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