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【单选题】
“煮豆萁,豆在釜中泣。本是同根生,相煎何太急!”这是( )的诗句A.
B.
C.
D.
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反馈参考答案：
举一反三
【单选题】To find the middle of an N-period moving average, we use:
A.
(N+1)/2, rounding up to the closest integer if N is even.
B.
(N-1)/2, rounding up to the closest integer if N is even.
C.
(N-2)/2, rounding up to the closest integer if N is even.
D.
(N+2)/2, rounding up to the closest integer if N is even.
【简答题】What is the average (arithmetic mean) of x and y? (1) The average of x+3 and y+5 is 14. (2) The average of x, y, and 16 is 12.
【简答题】We use an average of 158 liters of water a day in Britain, for which we pay a bargain price of 28p a liter, but much of this is just cash down the drain, according to water companies. Most are campaig...
【简答题】Use the average of 1995 and 2000 as the base and determine indexes for 2000
【单选题】On average, users use about ________ apps a month on their smartphone.
A.
10
B.
15
C.
20
D.
50
【单选题】下面程序是求两个数的平均数,试找出其中的错误 #include void main() {float average; average=1/2*(96+55); printf(“the average=%f\n”,average); }
A.
float average;
B.
average=1/2*(96+55);
C.
printf(“the average=%f\n”,average);
D.
void main()
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