问题
选择题
You'd better wake him up at once. He _____ for eleven hours already. [ ]
A. has been asleep
B. has fallen asleep
C. has gone to bed
D. has gone to sleep
答案
答案：A
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You'd better wake him up at once. He _____ for eleven hours already. [ ]
A. has been asleep
B. has fallen asleep
C. has gone to bed
D. has gone to sleep
答案：A