— Flight MU257 ______, I must be off now.— Have a nice trip.A.is being announcedB.has announced C.wa

题目简介

— Flight MU257 ______, I must be off now.— Have a nice trip.A.is being announcedB.has announced C.wa

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:中档来源:不详

答案

A
本题考查时态。根据语境I must be off now 可知,MU257航班正在被播报,故用现在进行时的被动语态,故选A。

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