-How often do I need to feed the dog?-It food every day,or it will be hungry. A. must give B. must be give C. must gave D. must be given 题目和参考答案——青夏教育精英家教网—

题目内容

( ) 3. —How often do I need to feed the dog?

—It food every day,or it will be hungry.

A. must give B. must be give

C. must gave D. must be given

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