Ladies and gentlemen, please ______ seated until the plane has come to a complete stop.
| A．remain | B．keep | C．go | D．get |
相关试题
Although she had been ill for a long time, it still came as a shock when she died
| A．eventually | B．willingly | C．unexpectedly | D．disappointedly |
The reason he explained at the meeting was he has no time to finish the work.
| A．That; why | B．why; why | C．that; that | D．why; that |
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