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

题目内容

—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 be given	D．must be gave

解析试题分析：句意：—我需要多久喂一次狗？—它每天必须喂食物，否则它会饿的。根据句意此题应用被动语态，其基本结构是be+动词的过去分词，所以此题选C。
考点：考查被动语态的用法

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