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【单选题】
MySQL中的变量分为用户变量和系统变量,其中系统变量名A.
以@@开头
B.
以@开头
C.
无任何特殊标识
D.
以#开头
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反馈参考答案：
举一反三
【简答题】Customers often defer payment for as long as possible.
【简答题】Customers often defer payment for as long as possible.
【单选题】What is the character of the first kind of the shoplifters?
A.
Impulsive.
B.
Poor.
C.
Skillful at stealing.
D.
Highly organized.
【单选题】Which dimension of the Big Five Model refers to an individual's propensity to defer to others?
A.
conscientiousness
B.
agreeableness
C.
extraversion
D.
openness to experience
【单选题】When you finish, please put the book back _____ it was. [ ]
A.
where
B.
at which
C.
the place
D.
the place that
【单选题】Which dimension of the Big Five model refers to an individual's propensity to defer to others?
A.
conscientiousness
B.
agreeableness
C.
extraversion
D.
feeling
E.
emotional stability
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