题目内容：

I have reached a point in my life where i am supposed to make decisions of my own.为什么不用when

优质解答

I have reached a point in my life where I am supposed to make decisions of my own.为什么不用when?
因为where引导一个定语从句,修饰先行词a point,a point表地点,不能用表时间的关系副词when.