解答

第10題
主動的那個 我覺得怪怪的耶
我覺得應該是Find 不是found 因為好像還不是過去式。
被動的那個應該是The books were found in the bookstore. 我覺得是這樣。
第11題
主動: John has watched the movie five times.
被動:應該是 The movie has been watched five times by John. (這我不太確定耶)
第12 題
主動: Did he visit the museum ten times?
被動: Did the museum have been visited ten times by him?
就這樣吧 ! 我也有一點點不確定:)

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