30. – Why does the boss look worded?
– Tom left the pany a month ago and his work unfinished ever since.
A. has been left
B. was left
C. left
D. is leaving
网友回答
(答案→)A. has been left
B. was left
C. left
D. is leaving
解析:
30.A(解析:考查时态。 since,ever since,so far,in/over/during the last years,for many years等表示一段时间的时间状语常与现在完成时连用,所以,由ever since可知答案选A。)