题目内容
() 1. The astronaut is so tired that he for eleven hours.
A. has been asleep B. has fallen asleep
C. has gone to bed D. has gone to sleep
1.A
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题目内容
() 1. The astronaut is so tired that he for eleven hours.
A. has been asleep B. has fallen asleep
C. has gone to bed D. has gone to sleep