题目

—Mum, it is nice weather. I want to skate this afternoon. —Don't you think the ice on the lake is too thin to your weight? A . tolerate B . bear C . catch D . become 答案：B如图，已知AB=AC，BE⊥AC于点E，CF⊥AB于点F，BE与CF交于点D，则下列结论中不正确的是（　　）A. B. C. 点D在的平分线上D. 点D是CF的中点