一个人可能会有无限的欲望,但却有有限的财力,当()时,欲望即变为产品需求。
A进入市场参加交易
B愿意购买
C有购买力支持
D进行市场营
参考答案:C
— I didn’ t expect to see you studying at the library so early in the morning.
— , huh?
A.Every dog has its day
B.Many hands make light work
C.The early bird catches the worm
D.Too many cooks spoil the broth
下面程序的运行结果是 ______。 import java.io.*; public class ABC public static void main(String args[]) int i; int a[]=11,22,33,44,55,66,77,88,99;for(i=0;i<a.length/2;i++)System.out.println(a[i]+a[a.length-i-1]+" ");System.out.println();