拿一个凸透镜正对太阳光，改变透镜到纸的距离，使纸上得到一个最小、最亮的光斑
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The idea for the book Harry Potter and the Philosopher's Stone
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翻译the idea for the book Harry Potter
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ADADADADAD
语态,分词,过去
拿一个凸透镜正对太阳光，改变透镜到纸的距离，使纸上得到一个最小、最亮的光斑
12-09
12-09
The idea for the book Harry Potter and the Philosopher's Stone
12-09
翻译the idea for the book Harry Potter
12-09
12-09
12-09
12-09
12-09
12-09
12-09
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题目Have you finished the work?改为被动语态可圈可点用户2021-02-03 05:29优质解答解析：被动语态就是be+过去分词，现在完成时的被动语态就是have或者has+been+过去分词所以整句就是Has t
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题目
Have you finished the work?改为被动语态
可圈可点用户
2021-02-03 05:29
优质解答
解析：
被动语态就是be+过去分词，现在完成时的被动语态就是have或者has+been+过去分词
所以整句就是Has the work been finished (by you)?
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