I think it unwise to live one’s income as is the case with a lot of young people today

问题补充：

I think it unwise to live one’s income, as is the case with a lot of young people today, who often turn to their parents for help.

A. beyond

B. within

C. outside

D. over

答案：

(答案→)A. beyond

B. within

C. outside

D. over

解析：句意：生活花费超出一个人的收入是不明智的，现在很多年轻人都是这样，他们经常向父母求助。Beyond“超出…范围，超出…能力”，within“在…之内”，outside“在…外面”，over“越过,经过”，所以选A。