单项选择题

We employ about seven hundred full-time people. But we（）causal staff when we need them.

A. check in
B. taken in
C. check out
D. take on

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A:Something important has come up.（） B:Can it...

单项选择题

A:Something important has come up.（）
B:Can it wait? I’ll be through in ten minutes.

A. Can you spare a minute?
B. Can it wait?
C. Sorry to interrupt.
D. Do you mind?

We can make the new research an（）priority.A...

单项选择题We can make the new research an（）priority.

A. entire
B. obvious
C. expensive
D. absolute

This result（）my research, Can you see it?A....

单项选择题This result（）my research, Can you see it?

A. proves
B. approves
C. welcomes
D. values

商务英语(本科)