Emergency line operators must always _____ calm and make sure that they get all

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Emergency line operators must always _____ calm and make sure that they get all the information they need to send help.

A．grow

B．stay

C．appear

D．become

答案

解析

这题考查连系动词的用法，stay calm“保持冷静”，grow、become强调变化，appear似乎，都不符合。选B。

举一反三

—Excuse me, would you lower your voice or use your mobile phone outside?
—Oh, sorry.I_______

A．didn’t realize	B．don’t realize
C．haven’t realized	D．hadn’t realize

题型：不详难度：| 查看答案

Although Jane agrees with me on most points , there was one on which she was unwilling to .

A．give out

B．give in

C．give away

D．give off

题型：不详难度：| 查看答案

They’re arguing on who, on earth, is known for the great discovery penicillin, an effective bacteria killer.

A．making up

B．making into

C．made of

D．made from

题型：不详难度：| 查看答案

Don’t worry about the situation we’re facing now. I think the problem can be ________ without too much difficulty if we don’t lose heart.

A．turned over

B．taken over

C．got over

D．gone over

题型：不详难度：| 查看答案

We have a high regard for Mr. Smith because he always tries to _____________his principles.

A．look forward to

B．live up to

C．keep up with

D．put up with

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