施工过程中由偶然性因素引起的质量波动一般属于( )。
A.系统波动
B.偶然波动
C.正常波动
D.非正常波动
参考答案:C
---Mum, can I go to the zoo with Linda?
---When your homework _______, you can.
A.is finished
B.was finished
C.finishes
D.finished
下列程序执行后的输出结果是______。#define MA(x) x*(x-1)main() int a=1,b=2; printf"%d \n",MA(1+a+b));
A.6
B.8
C.10
D.12