题目内容
26.—Flight MU257 _______________ . I must be off now.?
—Have a nice trip.?
A.is being announced | B.has announced? |
C.was announcing | D.had been announced |
A
解析
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题目内容
26.—Flight MU257 _______________ . I must be off now.?
—Have a nice trip.?
A.is being announced | B.has announced? |
C.was announcing | D.had been announced |
A
解析