二尖瓣P波

Shenzhou VIII spaceship and Tiangong-1 space lab____ into the space in 2011.

A. sent                         B. were sending             C. were sent

大事记的编写应考虑哪些方面因素？

下列语句能给数组赋值，而不使用for循环的是

A．myArray[1]="One"；[2]="Two"；[3]="Three"；

B．String s[5]=new String[] "Zero","One","Two","Three","Four"；

C．String s[]=new String[] "Zero","One","Two","Three","Four"；

D．String s[]=new String[]= "Zero","One","Two","Three","Four"；

（）和通用性是计算机系统软件的两个重要特点。

A．针对性

B． 可卸载性

C． 可扩充性

D．基础性

有以下程序
main ( )
int num[4] [4]=1,2,3,4,5,6,7,8, 9,10,11,12, 13,14,15,16,i, j;
for (i=0;i＜4; i++)
for(j=1; j＜=i; j++) printf ("%4c",’ ’);
for(j=______;j＜4;j++) printf ( "%4d’, num [i] [j] );
printf ( "\n" );
若要按下形式输出数组右上半三角
1 2 3 4
6 7 8
11 12
16

A．i-1

B．i

C．i+1

D．4-i