prove 什么时候有被动,什么时候没有,各举一例
热心网友
(系动词没有被动形式,但有些系动词常表示被动意义。prove是系动词)如:表示被动The method proved (to be) highly effective。这个方法证明是非常有效的。My advice proved to be wrong。我的意见证实是错的。如:表示主动He has proved his courage in battle。他已在战斗中证明了自己的勇气。The little boy has proved his cleverness in the television quiz。这个小男孩在这次电视知识测验中证实了他的聪明。同样 :常见的有taste(吃起来), sound (听起来,feel(摸上去感到)等Your reason sounds reasonable。你的理由听起来很合理。Good medicine tastes bitter to the mouth。良药苦口。。
热心网友
They have written books about the murders, and offer many ideas about the killer. But no one has been able to prove their claims.(表主动）Project Hope has proved to be highly effective in helping school dropouts and improving school conditions.(表被动）