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【单选题】
在查询语句的WHERE子句中,如果出现了“Age BETWEEN 30 AND 40”,这个表达式等同于:A.
Age>=30 AND Age<=40
B.
Age>=30 OR Age<=40
C.
Age>30 AND Age<40
D.
Age>30 OR Age<40
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举一反三
【简答题】绘制圆的对称中心线时,其圆的相交处应是____。
【单选题】Why can't a computer translation substitute for knowledge of different languages? Because ______.
A.
computer can alleviate much drudgery
B.
computer is always behind the times
C.
computer can't get the inner meaning of words
D.
computer has no sensation
【单选题】Why different diseases can be treated with the same therapy?
A.
Because different diseases may have different syndromes.
B.
Because different diseases may have the same syndrome.
C.
Because different diseases may have the same cause.
D.
Because different diseases may have the same symptoms.
【单选题】Why different diseases can be treated with the same therapy?
A.
Because different diseases may have different syndromes.
B.
Because different diseases may have the same syndrome.
C.
Because different diseases may have the same cause.
D.
Because different diseases may have the same symptoms.
【简答题】绘制圆的对称中心线时,其圆心相交处是()
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