双代号网络计划中,只表示前后相邻工作之间的逻辑关系,既不占用时间,也不耗用资源的虚拟的工作称为()
A.紧前工作
B.虚工作
C.平行工作
D.紧后工作
参考答案:B
—Shall we go skating or stay at home?
—Which ___ do yourself? [ ]
A. do you rather
B. would you rather
C. will you rather
D. should you rather
下列程序的输出结果是【 】。 class Test { public static void main (String args[ ] ) {int m = 6;do { m - -;} while (m>0);System.out.println("m = " +m);}}