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【多选题】
在下列社会现象中,属于上层建筑的有()
A.
生产资料所有制形式
B.
道德、宗教
C.
国家政权
D.
社会风俗习惯
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参考答案:
举一反三
【单选题】There are some __________ grammatical errors in your writing; and you can merely make a minor change.
A.
formidable
B.
negligible
C.
agreeable
D.
notable
【简答题】Although there are some minor disadvantages, _____________, I prefer studying at university to secondary school. Function: _____________
【单选题】在下列关系代数的操作中,不属于专门的关系运算的是
A.
、自然连接
B.
、投影
C.
、广义笛卡儿积
D.
、选择
【多选题】债券风险种类包括()
A.
购买力风险
B.
流动性风险
C.
再投资风险
D.
利率风险
【单选题】在下列关系代数的操作中,哪一个不属于专门的关系运算
A.
实体完整性
B.
参照完整性
C.
域完整性
D.
用户自定义完整性
【简答题】00后的大学生,到我国全面建成小康社会时,还不到______岁,到我国社会主义现代化基本实现时,还不到______ 岁,到我国全面建成社会主义现代化强国时,差不多________岁 。
【多选题】Directions: An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the THREE answer choices that express important ideas in the passage. Some ...
A.
Although scientists are sure that 600 million years ago glaciers covered the Earth’s continents to the equator, there are many questions about this period of Earth’s history.
B.
Glaciers usually stop spreading because carbon dioxide causes the atmosphere above them to become warmer.
C.
Once the glaciers reached the equator, they immediately began to melt.
D.
Some forms of life must have been able to live through the period of equatorial glaciers.
E.
The equatorial glaciers explain why today’s algae are descended from billion-year-old fossils.
F.
Scientists believe that carbon dioxide is essential to the formation of new glaciers.
【单选题】In addition to a two-party system, there are still several minor parties, such as Libertarian Party, the Green Party and Constitution Party in the United States, __________________.
A.
even though these minor parties have very practical importance
B.
even though these minor parties have some practical importance
C.
even though these minor parties have very little practical importance
D.
even though these minor parties have no practical importance at all
【单选题】当相关系数r=0时,表示()。
A.
现象之间完全无关
B.
相关程度较小
C.
现象之间完全相关
D.
无直线相关关系
【单选题】在下列关系代数的操作中,哪一个不属于专门的关系运算?
A.
自然连接
B.
投影
C.
广义笛卡尔积
D.
q 连接
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