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【单选题】
国家计量局对于“量出式”容量仪器的标记A.
用“E”是表示
B.
用“A”是表示
C.
用“TC”是表示
D.
用“TD”是表示
E.
用“TT”是表示
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【单选题】下面程序运行时,内层循环的循环总次数是( ) For m = 1 To 3 For n = 0 To m - 1 Next n Next m
A.
6
B.
3
C.
0
D.
9
【简答题】下面程序运行时,内层循环的循环总次数是 . For m = 1 To 3 For n = 0 To m - 1 Next n Next mA. 5 B. 7 C. 6 D. 4
【简答题】One afternoon, many years ago, I went to pick up my mother from work. I got there a little early so I 1 the car by the roadside and waited for her. As I looked 2 the car window, there was a small park...
【简答题】One afternoon, many years ago, I went to pick up my mother from work. I got there a little early so I 21 the car by the roadside and waited for her. As I looked 22 the car window, there was a small pa...
【简答题】简述分组交换方式的主要优缺点。
【简答题】简述 电路交换、报文交换和分组交换的要点,并 从多个方面比较电路交换、报文交换和分组交换的主要优缺点。
【单选题】. Clean water is ____ necessary than fresh air to the people living in big cities.
A.
no more
B.
no less
C.
much as
D.
not any more
【单选题】why was he always talking about the clean life and the virtues of fresh air ? what does the underlined part mean?
A.
not dirty, moral
B.
not, dirty, advantages
C.
not dirty, freshness
D.
the clean life: It normally refers to a life without vices or moral sins. the virtues of fresh air:the advantages of fresh air
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