I'm very glad to see you.I ( ) you had come already.

I'm very glad to see you.I ( ) you had come already.
A.don't know B.haven't know C.didn't know D.hadn't know
选什么?
为什么?
英语人气:461 ℃时间:2019-10-26 04:12:30
优质解答
c
had come过去完成时 前面就该用一般过去时
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