阅读下面的代码: import java.util.Scanner; public class Foo { public void calc(){ Scanner input =new Scanner(System.in); System.out.println("请输入一个整数:"); int i=input.nextInt(); for(int p=0,num=0;p
【单选题】The Nile made Egypt's civilization possible. The river is more than 400 miles long. In its fertile valley crops are grown for food and cotton for clothing. Mud from the river bottom makes good bricks ...
A.
there was rain all the year long
B.
the Nile flooded every year
C.
the Nile became deeper and deeper after each rainfall