The telephone rang but I didn’t hear it. I asleep.A. must beB. ought to have beenC. shoul

发布时间：2020-08-16 08:38:22


The telephone rang but I didn’t hear it. I      asleep.
A. must be
B. ought to have been
C. should be
D. must have been

网友回答

A. must be
B. ought to have been
C. should be
(答案→)D. must have been
解析：可联系答.案.网客服索取。
以上问题属网友观点，不代表本站立场，仅供参考！