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【单选题】
定义表结构时不用定义的内容是（ ）A.
字段名
B.
索引
C.
数据内容
D.
数据类型
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举一反三
【单选题】Mom won’t let Dick go out ________ he promises to be back by 10:00 tonight.
A.
since
B.
when
C.
if
D.
unless
【单选题】Last Sunday Sara took with her a few of her friends, _______, to the World Park where they enjoyed themselves very much. [ ]
A.
included me
B.
me included
C.
me containing
D.
contained me
【简答题】It took us only a few hours to ________ the paper off all four walls. A) shear B) sc C) stroke D) chip
【简答题】晕厥是暂时性知觉丧失现象，其主要发生原理是（）
【单选题】Mom won’t let Dick go out ________ he promises to be back by 10:00 tonight.
A.
if
B.
when
C.
since
D.
unless
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