被动语态中是先加by sb 还是不定式
问题描述：
被动语态中是先加by sb 还是不定式
比如：“I was given a pen by him to write with or“I was given a pen to write with by him“
答
被动语态中是先加不定式.
你的例子就是I was given a pen to write with by him.因为by him,我们是可以经常省略的,就没有to write with（用来写字用的,不是用来玩耍的）重要.
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