.They out because the light’s on. Let’s go upstairs and have a look.A. mustn’t goB. can’t

发布时间：2020-08-16 09:43:49

.
They      out because the light’s on. Let’s go upstairs and have a look.
A. mustn’t go
B. can’t have gone
C. couldn’t go
D. might have gone

网友回答

A. mustn’t go
(答案→)B. can’t have gone
C. couldn’t go
D. might have gone
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！