问题
选择题
Flight 3010______,I must be off now or I’ll be late.
A．to announce
B．is announced
C．is being announced
D．announced
答案
答案：C
考查时态。根据I must be off now or I’ll be late.我现在必须走了，否则我将迟了，可知3010航班正在被通知，故用现在进行时的被动形式，选C。