People today make choices of their diets what they believe.A.based onB.basing on
来源：网络
时间：
推荐文章
People today make choices of their diets______ what they believe.
A.based on
B.basing on
C.are based on
D.being based on
试题答案
A
考查短语：be based on 以什么为基础，在这里based on做后置定语，修饰their diets，相当于定语从句which are based on，故选A。