简易园林效果图手绘:英语问题

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3 They have proved all his calculations wrong.(all his calculations )
将下列句子变为被动语态,用括号里的部分做主语.

all his calculations wrong have been proved by they.

all his calculations wrong have been proved by them.

all his calculations wrong have been proved by them.

all his calculations wrong have been proved by them

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