--I have reached a point in my life --I am supposed to make decisions of my own.
--I have reached a point in my life
--I am supposed to make decisions of my own.
A.which
B.where
C.how
D.why
答案及解析: B
考查定语从句的用法。在该题中先行词是a point指地点,关系词在从句中做地点状语,用关系副词where,选B。