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【单选题】
在下列各种类型的索引中,一个数据库表只能建立一个的是( )。
A.
主索引
B.
唯一索引
C.
候选索引
D.
普通索引
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参考答案：
举一反三
【单选题】We cannot our offer open for more than 3 days, so would you please telex your acceptance without delay.
A.
place
B.
leave
C.
give
D.
remain
查看完整题目与答案
【单选题】They assume that the solution to long-term tensions in the trading relationship lies in chagnes on China's side. I think that assumption is naïve .
A.
groundless
B.
childish
C.
ingenuous
D.
natural
查看完整题目与答案
【判断题】China's relationship with the United States has special signifcance for China’s domestic politics and foreign relations.
A.
正确
B.
错误
查看完整题目与答案
【单选题】We cannot our offer open for more than 3 days, so would you please telex your acceptance without delay.
A.
remain
B.
give
C.
leave
D.
place
查看完整题目与答案
【简答题】This autumn term, spring term, or academic year program offers advanced students an opportunity to improve their spoken and written Chinese, and to be familiar with a range of people and organizations...
查看完整题目与答案
【简答题】The NBA and China's relationship _____ (恶化,变坏).
查看完整题目与答案
【判断题】乒乓球和羽毛球等比赛是隔网进行的,因此选手的竞技水平的发挥较少受对手的影响
A.
正确
B.
错误
查看完整题目与答案
【单选题】We cannot our offer open for more than 3 days, so would you please telex your acceptance without delay.
A.
remain
B.
leave
C.
give
D.
make
查看完整题目与答案
【多选题】在逐步健全的社会保障制度中，现代市场经济与早期市场经济区别的基本点主要体现在（ ）等几个方面。
A.
缓解社会矛盾，保持社会稳定，促进社会公平
B.
为所有成员织就一张安全网，使之获得最基本的生存与发展保障
C.
逐步扩大社会保障的范围
D.
规范政府的宏观调控行为
E.
政府对经济的干预都是以相关法律为依据的
查看完整题目与答案
【单选题】We cannot our offer open for more than 3 days, so would you please telex your acceptance without delay.
A.
remain
B.
leave
C.
give
D.
place
查看完整题目与答案
相关题目：
【单选题】We cannot our offer open for more than 3 days, so would you please telex your acceptance without delay.
A.
place
B.
leave
C.
give
D.
remain
查看完整题目与答案
【单选题】They assume that the solution to long-term tensions in the trading relationship lies in chagnes on China's side. I think that assumption is naïve .
A.
groundless
B.
childish
C.
ingenuous
D.
natural
查看完整题目与答案
【判断题】China's relationship with the United States has special signifcance for China’s domestic politics and foreign relations.
A.
正确
B.
错误
查看完整题目与答案
【单选题】We cannot our offer open for more than 3 days, so would you please telex your acceptance without delay.
A.
remain
B.
give
C.
leave
D.
place
查看完整题目与答案
【简答题】This autumn term, spring term, or academic year program offers advanced students an opportunity to improve their spoken and written Chinese, and to be familiar with a range of people and organizations...
查看完整题目与答案
【简答题】The NBA and China's relationship _____ (恶化,变坏).
查看完整题目与答案
【判断题】乒乓球和羽毛球等比赛是隔网进行的,因此选手的竞技水平的发挥较少受对手的影响
A.
正确
B.
错误
查看完整题目与答案
【单选题】We cannot our offer open for more than 3 days, so would you please telex your acceptance without delay.
A.
remain
B.
leave
C.
give
D.
make
查看完整题目与答案
【多选题】在逐步健全的社会保障制度中，现代市场经济与早期市场经济区别的基本点主要体现在（ ）等几个方面。
A.
缓解社会矛盾，保持社会稳定，促进社会公平
B.
为所有成员织就一张安全网，使之获得最基本的生存与发展保障
C.
逐步扩大社会保障的范围
D.
规范政府的宏观调控行为
E.
政府对经济的干预都是以相关法律为依据的
查看完整题目与答案
【单选题】We cannot our offer open for more than 3 days, so would you please telex your acceptance without delay.
A.
remain
B.
leave
C.
give
D.
place
查看完整题目与答案
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