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—Why didn't you answer my phone when I phoned you at about 11 p. m. yesterday?
—I ___________and failed to hear the phone.
A. might have slept B. must be sleeping
C. might be sleeping D. must have been sleeping
查看习题详情和答案>>—Why didn't you answer my phone when I phoned you at about 11 p. m. yesterday?
—I ___________and failed to hear the phone.
A. might have slept B. must be sleeping
C. might be sleeping D. must have been sleeping
查看习题详情和答案>>—Why didn't you answer my phone when I phoned you at about 11 p. m. yesterday?
—I ___________and failed to hear the phone.
A. might have slept B. must be sleeping
C. might be sleeping D. must have been sleeping
查看习题详情和答案>>