如果想给用户提供多余两个的选择,比如想把应用中的某个图片发给新浪微博或者facebook等平台应该使用什么控件?()
A、模态
B、警告框
C、进度条
D、操作表
参考答案:D
读句子,选出相应的图片。
( ) 1. Bob swims (A. / B.) at the weekend.
( ) 2. Wang Wei plays football (A. / B.) at the weekend.
( ) 3. I have English (A. / B. ) at school.
( ) 4. He gets up (A./ B.) at seven o'clock.
下面程序的输出结果是( )。 public class Sun public static void main (String args[ ]) int x=0; for (int i=1; i<=4; i++) x=4; for (int j=1; j<=3; j++) x=3; for(int k=1;k<=2;k++) x=x+6; System.out.println (x);
A.7
B.15
C.157
D.538