I'm sorry to _____the recorder for such a long time. [ ]A.keep B. have kept C. be keeping D. ha

题目简介

I'm sorry to _____the recorder for such a long time. [ ]A.keep B. have kept C. be keeping D. ha

题目详情

I'm sorry to _____ the recorder for such a long time.
[     ]
A. keep
B. have kept
C. be keeping
D. have been kept
题型:单选题难度:中档来源:模拟题

答案

B

更多内容推荐