—I wonder if Icould use your tablet tonight?

—________________. I’m not using it right now.

— Our company is doing a customer service questionnaire .May I take you a moment?

—                      .

— Let’s go for a walk, ______?

— OK, I’m coming. Don’t forget to bring your camera, ______? 

— May I know the cost for a 20 feet container from Guangzhou to LA?

—                      

— Could I use your bike for a moment?

— _____

— May I use your bike for a moment?

—                      .

— I wonder if I could use your computer tonight?

— _________

— Terribly sorry to interrupt, but may I use your dictionary?
— Yes,______________.

在下面循环语句中，内层循环体S语句的执行总次数为（    ）。

for(int i=0; i<n; i++)

            for(int j=i; j<n; j++) S;

main()

{int aa[5][5]={{1,2,3,4},{5,6,1,8},{5,9,10,2},{1,2,5,6}};

int s=0,i;

for(i=0;i<4;i++)

s+=aa[i][2];

printf("%d",s);

}

程序运行后的输出结果是（  ）。