had been done和 had done有什么区别呢?

had been done和 had done有什么区别呢?
其他人气:155 ℃时间:2020-01-03 22:56:01
优质解答
had been done是被动语态.后面多加名词.
had done.后面多加动词.
我来回答
类似推荐
请使用1024x768 IE6.0或更高版本浏览器浏览本站点,以保证最佳阅读效果。本页提供作业小助手,一起搜作业以及作业好帮手最新版!
版权所有 CopyRight © 2012-2024 作业小助手 All Rights Reserved. 手机版