I saw the boy enter the room变成被动语态the boy（ ) ( )( ) ( )the room_英语解答

I saw the boy enter the room变成被动语态
the boy（ ) ( )( ) ( )the room

人气：461 ℃　时间：2019-10-08 19:23:32

解答

the boy (was) (seen)(to) (enter)the room