He . It's a shame my mobile phone was power-off. A. ought to call me B. could ha
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He ______. It's a shame my mobile phone was power-off.
A. ought to call me B. could have called me
C. may be calling me D.might call me
试题答案
.B
解析:
could have done对过去时间里发生的事情的推测“可能……过”。