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【单选题】
当关系有多个候选码时，选定一个作为主键，若主键为全码，则应包含（ ）
A.
单个属性
B.
两个属性
C.
多个属性
D.
全部属性
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参考解析：
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举一反三
【单选题】关于“法”,下列说法错误的是()
A.
广义的“法律”也可以被称为“法”
B.
“法”在我国古体字中被写作“灋”，有“明断曲直”之意
C.
法是由国家制定或认可的，因此，法体现国家意志，在我国只能由中央国家机关创制
D.
法的调整范围是有限的，且法律一旦制定出来，就存在着相对于社会生活的滞后性
查看完整题目与答案
【判断题】精神分裂症是一种常见的病因未明的精神病。
A.
正确
B.
错误
查看完整题目与答案
【单选题】企业应当根据药品的质量特性对药品进行合理储存，储存药品相对湿度为
A.
35%~75%
B.
45%~75%
C.
30%~70%
D.
30%~80%
E.
30%~75%
查看完整题目与答案
【简答题】The Pentagon(五角大楼), headquarters of the Department of Defense in US, is one of the world's largest office buildings. It is twice the size of the Merchandise Mart in Chicago, and has three times the fl...
查看完整题目与答案
【多选题】In the case of the Animal Legal Defense Fund vs Daniel Glickman in the US, what happened?
A.
In 1998, a court case was argued on behalf of the Animal Legal Defense Fund vs Daniel Glickman (the Secretary of Agriculture), for the inhumane treatment of a primate named Barney at a Long Island Game Farm Park and Zoo.
B.
A man name Marc Jurnove had visited this park on a regular basis & noticed this primate had been neglected.
查看完整题目与答案
【单选题】South Korea's defense mimstry said Wednesday it will strengthen defense readiness to possible provocation by the Democratic People's Republic of Korea,especially in the wake of the death of its top le...
A.
pick up
B.
figure out
C.
fight against
D.
break into
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【判断题】US defense expenditures are large enough to compete with many of other countries.
A.
正确
B.
错误
查看完整题目与答案
【单选题】The main idea of the article is about______.
A.
defense planning after the Cold War
B.
defense planners' problems
C.
small conflicts in the world
D.
potential warfare
查看完整题目与答案
【多选题】“法”的古称是“灋”，在“灋”之后，以下哪些名词也用来指称法律
A.
律
B.
刑
C.
简
D.
格
查看完整题目与答案
【判断题】US defense expenditures are large enough to compete with many of other countries.
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】关于“法”,下列说法错误的是()
A.
广义的“法律”也可以被称为“法”
B.
“法”在我国古体字中被写作“灋”，有“明断曲直”之意
C.
法是由国家制定或认可的，因此，法体现国家意志，在我国只能由中央国家机关创制
D.
法的调整范围是有限的，且法律一旦制定出来，就存在着相对于社会生活的滞后性
查看完整题目与答案
【判断题】精神分裂症是一种常见的病因未明的精神病。
A.
正确
B.
错误
查看完整题目与答案
【单选题】企业应当根据药品的质量特性对药品进行合理储存，储存药品相对湿度为
A.
35%~75%
B.
45%~75%
C.
30%~70%
D.
30%~80%
E.
30%~75%
查看完整题目与答案
【简答题】The Pentagon(五角大楼), headquarters of the Department of Defense in US, is one of the world's largest office buildings. It is twice the size of the Merchandise Mart in Chicago, and has three times the fl...
查看完整题目与答案
【多选题】In the case of the Animal Legal Defense Fund vs Daniel Glickman in the US, what happened?
A.
In 1998, a court case was argued on behalf of the Animal Legal Defense Fund vs Daniel Glickman (the Secretary of Agriculture), for the inhumane treatment of a primate named Barney at a Long Island Game Farm Park and Zoo.
B.
A man name Marc Jurnove had visited this park on a regular basis & noticed this primate had been neglected.
查看完整题目与答案
【单选题】South Korea's defense mimstry said Wednesday it will strengthen defense readiness to possible provocation by the Democratic People's Republic of Korea,especially in the wake of the death of its top le...
A.
pick up
B.
figure out
C.
fight against
D.
break into
查看完整题目与答案
【判断题】US defense expenditures are large enough to compete with many of other countries.
A.
正确
B.
错误
查看完整题目与答案
【单选题】The main idea of the article is about______.
A.
defense planning after the Cold War
B.
defense planners' problems
C.
small conflicts in the world
D.
potential warfare
查看完整题目与答案
【多选题】“法”的古称是“灋”，在“灋”之后，以下哪些名词也用来指称法律
A.
律
B.
刑
C.
简
D.
格
查看完整题目与答案
【判断题】US defense expenditures are large enough to compete with many of other countries.
A.
正确
B.
错误
查看完整题目与答案