民法上规定诉讼时效制度,是为了( )。
A.保护债权人
B.警戒债权人
C.督促债权人及时行使权利
D.保护债务人合法利益
参考答案:C
34. It is fairly common in Africa for _______ a group of musicians surrounded by others who also join in the performances.
A.there are
B.there being
C.there to be
D.there be
以下非法的赋值语句是( )。
A.n=(i=2,++i);
B.j++;
C.++(i+1);
D.x=j>0;