问题补充:
The meeting for a week .
A. has finished
B. has ended
C. has been over
D. has been in
答案:
A. has finished
B. has ended
(答案→)C. has been over
D. has been in
解析:句意:会议结束一个星期了。For a week 一周时间,是表示持续的时间状语,往往与现在完成时连用。Finish和end都是瞬间动词,不能与持续时间状语连用;has been over是表状态,可与持续时间状语连用;D选项表述错误,故选C。