The term 'heavy user' used in the text refers mainly to______.
A．overweight eaters
B．people who are willing to spend the most money on fast food
C．people who frequently ate at a fast food restaurant
D．people who would order larger orders at a time

A.
A．overweight
B.people
C.people
D.people

【参考答案】

C
属概念理解题。可以利用第二段heavyusers之后的定语从句对其含义作出判断。