函数的功能是交换变量 x和y中的值,且通过正确调用返回交换的结果。能正确执行此功能的函数是______。 A. fund(int *x, int *y){ *x=*x+*y; *y=*x-*y; *x=*x-*y;} B. funb(int x, int y){ int t;t=x; x=y; y=t;} C. funa(int *x, int *y){ int *p;*p=x; *x=*y; *y=*p;} D. func(int *x, int *y){ *x=*y; *y=*x;}
【单选题】听力原文:Man: Come on, stop it, don't get me wet. I'm really not in the mood for a swim. Woman: You'll like it once you get in. I promise. Come on, I'll race you across the pool. Man: I really don't want ...