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【单选题】
查询选修C2课程号的学生姓名,下列SQL语句中错误的是( )。
A.
SELECT姓名FRoM S WHERE EXISTS (SELECT*FROM SC WHERE学号=S.学号AND课程号='C2')
B.
SELECT姓名FROM S WHERE学号IN (SELECT学号FROM SC WHERE课程号='C2')
C.
SELECT姓名FROM S JOIN SC ON S.学号=SC.学号WHERE课程号='C2'
D.
SELECT姓名FROM S WHERE学号= (SELECT学号FROM SC WHERE课程号='C2')
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参考答案:
举一反三
【单选题】When the savers want their money back they____.
A.
ask another company to obtain their money for them
B.
look for other people to borrow money from
C.
put their shares in the company back on the market
D.
transfer their money to a more successful company
【单选题】Under the support of money and price mechanism, people can __________~
A.
regulate the supply of goods and the demand of services
B.
compare the difference between goods and services
C.
manage the balance between demand and supply
D.
make economic plans in highly developed societies
【单选题】When the saver want their money back they ______.
A.
look for other people to borrow money from
B.
transfer their money to a more successful company
C.
put their shares in the company back on the market
D.
ask another company to obtain their money for them
【简答题】When did they give Jim money? They gave Jim money ______ this morning.
【单选题】会计工作交接时,接替人员在交接时因疏忽没有发现所接会计资料的真实性、完整 性方面的问题,如事后发现,则该问题应由( )负责。
A.
会计机构负责人
B.
接替人员
C.
原移交人员
D.
接替人员和原移交人员
【单选题】According to the text, when did money lending evolve into banking?
A.
When interest is charged.
B.
When a commission is taken for exchanging money.
C.
When the first stock exchange was built.
D.
When money business became diversified.
【简答题】阅读理解 Children always appreciate small gifts of money. Father, of course, provide a regular supply of pocket-money, but uncles and aunts are always a source of extra income. With some children, small s...
【简答题】“红云灯火浮沧海” 的拗句类型是( )
【单选题】迄今为止,《中国药典》已出版第( )版
A.
6
B.
7
C.
8
D.
9
E.
10
【简答题】When the savers want their money back,they_____
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