以下程序输出1～100之内的奇数和、偶数和。
public class class28

void sum(int n)

int s1，s2，i=0；
______
while(i＜n)

i++；
if(i%2==1)

s1+=i；
______

s2+=i：

System. out. println("奇数和："+s1+"\n偶数和："+s2)；

public static void main(String[] args)

(new class28()).sum(100)；

--Why didn’t you take part in the school reunion （团聚、重聚）yesterday?

--I’m sorry, but not until last night ________ of it.

A．did I tell

B．was I told

C．I was told

D．I had told