我国水资源的特点体现在()。
A.水资源充沛
B.水资源分布不均
C.降雨量时空变化大
D.水土流失严重
E.水污染严重
参考答案:B, C, D, E
Jim's father said to him, "I hope you _____ what I _____ you to buy." [ ]
A. didn't forget, told
B. not to gorget, have told
C. won't forget, have told
D. haven't forgotton, will tell
下列程序中,分别计算1,2,3,…,10的阶乘,并输出计算结果,请将程序补充完整。程序运行结果如下: 1!=1 2!=2 3!=6 4!=24 5!=120 6!=720 7!=5040 8!=40320 9!=362880 10!=3628800 源程序文件代码清单如下: public class ex01 1 public static void main(String args[]) long 1Factorial; for(int i=1;i<=10;i++) ______;for(int j=2;______;j++) ______;System.out.println(i+"!="+lFactorial);