把这几个句子转化成被动语态,帮个忙!~

题目

把这几个句子转化成被动语态,帮个忙!~
1. They are building a bridge over the river.
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2. He takes out the rubbish once a week.
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3. We have translated the book into English.
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4. Jim cleaned the room just now.
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5. We should finish the work before Monday.
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答案

1.A bridge is being bulit over the river (by them).2.The rubbish is taken out (by him) once a week .3.The book has been translated into English (by us).4.The room was cleand (by Jim) just now.5.The wo...