问题描述：
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?
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?
问题解答：
我来补答展开全文阅读