Did you find a purse lying on the playground?改为被动语态

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• (英)将几个句子改为被动语态(急)句子:1.Nobody has told me where to go2.Who wrote the book3.Did the idea interest you4.You should have taken those books back to the library5.You don't need to wind this watch6.People believe that the girl is innocent7.Experts have proved this scientific theory false8.We shall have to find someone to take his place9.No one can do anying unless someone gives us more information10.You can't wash this dress;you must dry-cleaan it
• Did you find a purse lying on the playground?改为被动语态
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