题目

已知函数是偶函数，当时，函数单调递减，设，则a，b，c的大小关系为（  ）     A．c< a<b         B．a< b<c         C．a< c<b         D．c<b<a 答案：A       is reported in the newspaper is that seven people have been killed in the traffic accident. A.It                 B. As                  C. What                 D. That