问题补充：
People in our city have raised yuan for the people in the poor area.
A. eight millions
B. millions of
C. eight millions of
D. millions
答案：
A. eight millions
(答案→)B. millions of
C. eight millions of
D. millions
解析：此题考查名词的量。确切数量常用数词+hundred/thousand/million/billion+名词的复数形式；不确切数量常用hundreds/thousands/millions/billions + of+名词的复数形式.
