他富有的父母把他送到了一所非常昂贵的学校。

His ___well-___off parents sent him to a very expensive school.

出身于富裕的家庭能提供显著的优势。

Coming from a ___well-___off family can provide significant advantages.

获得那份高薪工作后，她和她的家人变得相当富裕，并搬到了一个更好的社区。

After securing that high-paying job, she and her family became quite ___well-___off and moved to a better neighborhood.