your answer, I would have come back two

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问题选择题

your answer, I would have come back two weeks ago.

A．If I received

B．Should I receive

C．Had I received

D．If I could have received

答案

答案：C

单项选择题

下列程序的运行结果是( )。
#include＜iostream.h＞
classA

int a；
public：
A()a＝0；
A()int aa
a＝aa；
cout＜＜a++；

；
Void main()

A x，y(2)，z(3)；
cout＜＜endl；

A．00

B．23

C．34

D．25

问答题

试述D、C、S中过程控制级所完成的任务及组成？