A:What is it ?
B:What's your name ?
C:What do you like ?
通常说“铁比木头重”,下面理解错误的是( )
辨字组词
思____ 妻____ 祥____ 矫____ 骄____
腮____ 凄____ 样____ 侨____ 桥____
定义在R上的偶函数f(x),在0,+∞)是增函数,若f(k)>f(2),则k的取值范围是____.