题目内容
( )。若有说明语句“int a[5];”,则对数组元素的正确引用是()。
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( )。定义结构体的关键字是()。
下面程序的输出结果是（）。void fun(int a, int b, int c){ a=456; b=567; c=678;}main(){ int x=10, y=20, z=30;fun(x,y,z);printf("%d,%d,%d\n",x,y,z);}
下面的程序中有错误（每行程序前面的数字是行号）。1 #include 2 void main()3 {4 float a[3]={0,0};5 int i;6 for(i=0;i<3;i++) scanf("%d",a[i]);7 for(i=1;i<3;i++) a[0]=a[0]+a[i];8 printf("%f\n",a[0]);9 }
listen to the passage three times and fill the blanks.[音频]People joke that no one in Los Angeles reads,everyone watches TV, rents videos, or goes to the movies. The most popular reading materials are 1) ____ books, movie magazines, and TV guides.City libraries have only 10 percent of the 2)____ that car washes have. But how do you explain this? A yearly book festival in west Los Angeles is 3)_____ “sold out"year after year. People wait half an hour for a parking space to become 4)____.This outdoor festival, supported by a newspaper, takes place every April for one weekend. This year, about 70,000 people 5)_______the festival on Saturday and 75,000 on Sunday. The festival 6)_____280 exhibitors. There were about 90 talks given by authors, with an7)____ question-and-answer period following each talk. A food court sold all kinds of local foods, from hotdogs to ice drinks. Except for a $7 parking fee, the festival was 8) ____.Even So, some people take their own sandwiches and drinks to avoid the high prices of the food court.The idea for holding the festival in Los Angles was 9) ______years ago, but nobody knew if it would succeed. Although book festivals were already popular in other US cities, would people in this city 10)____ one?"Fortunately, they do.” said one of the festival founders.
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