PROVE 什么时候要用被动语态这个词怎么用啊解释下 =.= 再弄个不是被动的

问题描述:

PROVE 什么时候要用被动语态
这个词怎么用啊
解释下 =.= 再弄个不是被动的

举几个例子:
His testimony was proved wrong.
This hypothesis is proved right through experiment.