He must have had an accident, or he_____ here then.
A: were
B: would be
C: would have been
D: had been
A: were
B: would be
C: would have been
D: had been
举一反三
- He must have had an accident, or he ________ here then. A: would be B: had been C: should have been D: could be
- He must have had an accident, or he ______ here then. A: would have been B: had been C: should be D: could be
- He must have had an accident, or he ______ then. A: would have been here B: had to be here C: should be here D: D. would be here
- He must have had an accident, or he ______ here then. A: should be B: B. would be C: could have been D: D. would have been
- He must have had an accident, or he ______ himself（ ）. A: had to be B: should be C: would be D: would have been