Flight 3010______,I must be off now or I’ll be late.A．to announceB．is announcedC

题型：不详难度：来源：

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

解析

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。

举一反三

By the time you ____ in, I ____ two letters.

A．had come, had written	B．came, wrote
C．come, have written	D．came, had written

题型：不详难度：| 查看答案

—I’ll call you at 9 tomorrow morning, OK?
—You’d better not, I ______ the piano then.
A. will be practicing B. am about to practice

am practicing D. practiced

题型：不详难度：| 查看答案

We have the most population in the world, and most of it _______ farmers.

A．to be

B．is

C．are

D．being

题型：不详难度：| 查看答案

The last time I _______ Jack, he _______ football with classmates.

A．had seen; was playing	B．saw; played
C．had seen; playing	D．saw; was playing

题型：不详难度：| 查看答案

You have made outstanding contributions to the company---I am sure you ___ get promoted this year.

A．are likely to	B．are bound to
C．must	D．have to

题型：不详难度：| 查看答案