“骐骥一跃,不能十步;驽马十驾,功在不舍;锲而不舍,金石可镂。”这段话说明要想成就一番事业,必须( )
A:善于自制
B:勇敢顽强
C:坚持不懈
D:富有主见
— I am sorry that I've let you down.
一 It doesn't matter. I believe you can do better next time.
设f(x)是定义在R上的奇函数,当x≤0时,f(x)=2x2-x,则f(1)=( )
--No,but l last Sunday.