题目内容

It was in this college _____ I got my diploma.

A. where
B. when
C. that
D. which

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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

Access中，为了达到"删除主表中的记录时，同时删除子表中与之相关记录"的操作限制，应该定义()。

A. 有效性文本
B. 输入掩码
C. 参照完整性
D. 有效性规则