Only by studying hard ____ your vocabulary.
A. you’ll enlarge
B. can you enlarge
C. you may make a large
D. you could have more and more
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It was in this college _____ I got my diploma.
A. where
B. when
C. that
D. which
No sooner ____ his job in small company than he received an offer from a big international firm.
A. he quit
B. had he quit
C. he had quit
D. does he quit
He is one of the most qualified engineers our company ______________ in the last ten years.
A. employed
B. has employed
C. is employing
D. employ
在Access数据库中，对数据表进行删除的是（）。
A. 汇总查询
B. 动作查询
C. 选择查询
D. SQL查询
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