.– She was in clas on Friday afternoon, but no one has seen her since.
---She _____ an accident.
| A．might have | B．might have had | C．may have | D．ought to have had |
相关试题
Last night Mr. Crook didn’t come back at the usual time. ______, he met some friends and Stayed out until midnight.
| A．Meanwhile | B．However | C．Instead | D．Yet |
Running a company is not ______ a matter of hiring people—they also need to be trained.
| A．simply | B．partly | C．seriously | D．equally |
She made a conscious attempt to look ______ though she felt tired out.
| A．pleasant | B．available | C．thoughtful | D．fresh |
Although badly hurt in the accident, the driver was _____ able to make a phone call.
| A．still | B．even | C．also | D．ever |
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