We need to ___________an eye on all the activities to make sure that people stay safe.(2017年6月第33题)
A. catch
B. keep
C. take
D. bring
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The local government has always placed a strong emphasis _____________education and vocational training.(2017年6月第34题)
A. with
B. for
C. on
D. to
There are no openings at present, so the company will not______________anyone.(2016年12月第26题)
A. handle
B. lead
C. hire
D. dismiss
I wanted to know when and where we should _____________our assignments.(2016年12月第27题)
A. set back
B. fall into
C. take off
D. hand in
Their task next week are expected to focus _____________business management.(2016年12月第25题)
A. on
B. with
C. in
D. of