题目内容

关税具有强制性、有偿性、预定性的特点。()

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——Can I get you some more fish?
—— .

A. Yes, please
B. I’m sorry
C. That’s all right
D. It doesn’t matter

有以下程序
include<stdio.h>
main()
{int n=2,k=0;
while(k++n++>2);
printf("%d%d\n",k,n);
}
程序运行后的输出结果是()。

A. O2
B. 13
C. 57
D. 12

????With all his homework ,the boy was allowed to watch TV.
????

A. finished
B. to finish
C. will finish
D. having finished

非关税措施,又称为非关税壁垒,是指除关税措施以外的一切限制进口的措施。()

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