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【单选题】
( )是按照一定的数据模型组织的、长期存储在计算机内,可为多个用户共享的数据的集合A.
数据库系统
B.
数据库
C.
关系数据库
D.
数据库管理系统
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皮皮学刷刷变学霸
举一反三
【单选题】He wanted to know ___________.
A.
whether he speaks at the meeting
B.
when the meeting would start
C.
what he’s going to do at the meeting
D.
where would the meeting be held
【简答题】下列哪项不属于社区矫正的任务?（ ）
【简答题】A．He wonders about the usefulness of the protest. B．He thinks the present tuition is fair. C．He doesn't know how many students protested. D．He doesn't know how much the school charges for tuition.
【简答题】软件操作:在2层绘制内外砌体墙。 填空:2层内墙工程量为( )m3(保留2位小数)。
【单选题】Don't worry! He ____ no attempt to leave. He will stay here to help you.
A.
made
B.
got
C.
had
D.
Tried
【单选题】He had had a(n) ______ opportunity to get himself out of difficulty before he made that fatal mistake.
A.
feeble
B.
audible
C.
ample
D.
interim
【单选题】It was ______ he was part of Manchester United’s Youth Team, ______ won the FA Youth Cup in 1992, that David’s success started.
A.
that; where
B.
which; when
C.
when; that
D.
when; which
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