2. It will be a long time before Peter _____ his work.
A、has finished
B、finishes
C、finishing
D、finished
A、has finished
B、finishes
C、finishing
D、finished
下列程序的输出结果是______。
long fun5(int n)
(long s;
if((n==l)‖(n==2))
s=2;
else
s=n+fun5(n-1);
return(s);
}
main()
{ long x;
x=fun5(4);
printf(%1d\n",x);
include
long fun(int n)
{long s;
if(n<=2)s=2;
else s=n+fun(n-1);
printf("%d\t",s);
return s;
}
main()
{
fun(5);
printf("\n");
}
下列关于自动类型转换的说法中,正确的是()。
A.操作数1是byte类型,操作数2是long类型,结果为byte类型
B.操作数1是byte类型,操作数2是long类型,结果为long类型
C.操作数1是long类型,操作数2是byte类型,结果是byte类型
D.操作数1是long类型,操作数2是byte类型,结果是long类型
A.1
B.2
C.3
D.4
A.2 years
B.4 years
C.6 years
D.8 years
2 We had a long conversation about her parents.
A speech
B question
C talk
D debate
A.30 seconds
B.1 minute
C.2 minutes
D.3 minutes
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