He was seen to come in中to come in是什么成分?

题目

He was seen to come in中to come in是什么成分?
宾补可不可以跟在表语后面?

答案

to come in 主语补足语!
如果在主动语态中就是宾语补足语!
to come in 修饰的是He 是他被人看到进来了 seen是别人的动作 而come in是他的动作.这是被动语态!
people saw he come in.那么这里come in就是省略了不定式to的宾语补足语.
确信!