—Flight MU257 _______________ . I must be off now.—Have a nice trip.A.is being announcedB.has anno

题目简介

—Flight MU257 _______________ . I must be off now.—Have a nice trip.A.is being announcedB.has anno

题目详情

—Flight MU257 _______________ . I must be off now.
—Have a nice trip.
A.is being announcedB.has announced
C.was announcingD.had been announced
题型:单选题难度:偏易来源:不详

答案

A

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