It's ten o'clock. I must go _____. [ ]
A. to home
B. home
C. my home
D. his home
答案:B
最早提出“意思自治原则”的是()
A.萨维尼
B.巴尔
C.杜摩兰
D.戴西
设函数f(x)在区间[0,1]上连续,且
求证:存在满足0<ξ<η<1的ξ与η,使得f(ξ)=f(η)=0。