成都九龙医院电话号码:忘记怎么用了!!!!!
来源:百度文库 编辑:查人人中国名人网 时间:2024/04/29 09:10:17
The man we followed suddenly stopped and looked as if _____where he was going in the right directio. A seeing B having seen C to have seen D to see选哪个?为什么?
c 过去式
c
C
A