摘要： He must have had an accident, or he here for class then. A. had to be B. should be C. would be D. would have been
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He must have had an accident , or he here for class then .
- A.had to be
- B.should be
- C.would be
- D.would have been
He must have had an accident , or he here for class then .
A．had to be B．should be C．would be D．would have been
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