(   ) 6. —Lucy, hand in your homework, please.

—Oh, sorry. I        it at home this

morning.

A. was leaving    B. has left

C. will leave    D. left

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閱讀短文，掌握其大意，然后用方框內(nèi)所給的詞 的適當形式填空，每個詞限用一次。

reuse

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2. —Which do you like better, pork or chicken?

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