题目

Having checked the windows were closed,and that all the lights were turned off,the boy left the classroom
请问 不是说现在分词的完成式不作定语的么?为什么Having checked会作 the windows 的定语?
另外“Having checked .were turned off”作什么成分?状语么?

提问时间：2020-11-25

答案

Having checked the windows were closed,and that all the lights were turned off,(分词短语作状语表时间.分词Having checked 带两个宾语从句（1.the windows were closed）（2.that all the lights were turned o...