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有以下程序,请在 __ 处填写正确语句,使程序可正常编译运行。#include____________ ;main(){ double x,y,(*p)();scanf("%lf%lf",&x,&y);p=avg;printf("%f\n",(*p)(x,y));}double avg(double a,double b){ return((a+b)/2);}

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有以下程序:#include fun(int x){if(x/2>0) fun(x/2);printf("%d.",x);}main(){ fun(6),printf("\n");}程序运行后的输出结果是________。

We can’t afford to lose this ______ because the future of the company depends on it.

A. contact
B. context
C. concept
D. contract

I managed to ______ four years of university tuition with scholarships and part-time jobs.

A. support
B. supply
C. finance
D. sponsor

He won his party’s nomination to ______ the general election.

A. compete
B. contest
C. contact
D. connect

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