Read it aloud _____ the class can hear you. [ ]
A. so that
B. if
C. when
D. although
答案:A
下列电子式中正确的是[ ]
A.
B.
C.
D.
有以下函数定义: int mypr(double a,double b) return a*b; 若以下选项中所用变量都已正确定义并赋值,错误的函数调用是
A.if(mypr(x,y))……
B.z=mypr(mypr(x,y),mypr(x,y));
C.z=mypr(mypr(x,y)x,y);
D.mypr(x,y);