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在水平子系统的设计中,一般遵循什么原则?
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【简答题】Conversation T w o 6. A. the United States B. The United Kingdom C. 14 developing countries D. 40 developing countries 7. A. Half the man and 11 percent of the women. B. 60% of the man and 22 percent...
【单选题】Smoking, _______ is a bad habit, is, however, popular.
A.
that
B.
which
C.
it
D.
though
【简答题】在哪些情况下SQL Server会自动建立索引?
【简答题】《中央关于制定国民经济和社会发展第十二个五年规划的建议》于2010年10月在十七届上审议通过。《建议》是中央在深入调研、广泛听取有关方面的意见和建议的基础上形成的。先后召开了全国政协专题协商会、党外人士座谈会，征求政协委员、各派和各界人士的意见。国务院据以编制“十二五”规划纲要（草案），最后由第十一届全国人民代表大会第四次会议审议通过后正式实施。 全会总结了“十一五”时期我国...
【简答题】SQL Server 的两种索引是何形式？索引的作用？索引的优缺点？
【简答题】SQL SERVER中可创建三种索引，即唯一索引_________，_________。
【单选题】It is obvious that lung diseases are____smoking.
A.
linked to
B.
related with
C.
resulted in
D.
led to
【单选题】Suppose that Charles wants to dine at a fancy restaurant,but the only available table is in the smoking section. Charles dislikes thesmell of cigarette smoke. He notices that only one person, Sam, is ...
A.
Sam continues to smoke because he has a right to smoke in the smoking section.
B.
Charles offers Sam between $15 and $40 not to smoke. Sam accepts, and both parties are better off.
C.
Charles offers Sam between $15 and $40 not to smoke. Sam declines because he has a right
D.
Only a government policy banning smoking in restaurants will solve this problem.
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