题目内容
18.We must take care of all the books in our school library.被动句All the books in our school library mustbe taken care of by us.
分析 我们必须好好保管好我们图书馆的所有的书.
解答 答案:be taken,
主语All the books 是take care of的承受者,构成被动关系,结合情态动词must用情态动词的被动语态---情态动词+be+过去分词,take的过去分词是taken,故答案是be taken.
点评 情态动词的被动语态---情态动词+be+过去分词的呈现,各种类型的被动语态的构成要理解掌握.
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