题目内容
13. –Just now I called home but nobody answered.
--Oh, sorry. I ________.
| A.must have fallen asleep | B.must fall asleep | C.can’t been asleep | D.must be asleep |
A
略
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题目内容
| A.must have fallen asleep | B.must fall asleep | C.can’t been asleep | D.must be asleep |