The little girl is often seen _____ (read) under the tree.老师没讲过最好能说说为什么填什么在线等答案
问题描述：
The little girl is often seen _____ (read) under the tree.
老师没讲过
最好能说说为什么填什么
在线等答案
答
to read
使役动词、感官动词：
当主动句中,使役动词、感官动词后接省略to的不定式作宾补时：句子变为被动句后要把省略的to 加上.如 I saw him run in. → He was seen to run in by me.