Now you are going to hearthree short passages. Please listen to the second passage and Choose an approriate topic from the passage
A. The virtue of self-control
B. self-control and caring
C. different kinds of virtues
D. wisdom, the most important virtue
查看答案
Now you are going to hearthree short passages. Please listen to the third passage and Choose an approriate topic from the passage
A. self-control and caring
B. The virtue of self-control
C. some people need more help than children do
D. wisdom， the most important virtue
下面变量中属于T-SQL中用户自定义的变量是（ ）
A. @@error
B. @number
C. Abc
D. num1
下面变量中属于T-SQL中全局变量是（ ）
A. @@ERROR
B. @number
C. Abc
D. num1
构成时间数列的两个基本要素是()
A. 主词和宾词
B. 变量和次数
C. 现象所属的时间及其统计指标数值
D. 时间和次数
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