There are two ( ) people in that building.A.hundreds of B.hundred C.hundreds D.hundred of
问题描述：
There are two ( ) people in that building.A.hundreds of B.hundred C.hundreds D.hundred of
答
选B 首先从形式上，只有A、B是正确的，而句中是一个精确的数字（有two），而hundreds of是范指成百个人，故选B
答
答案应该是B.Hundred
答
There are two ( ) people in that building.
A.hundreds of B.hundred C.hundreds D.hundred of
hundreds of 有规定.
在前面有具体数量（1. 2 .3 4 .）则S去掉.
后边是不可复数词OF去掉.
得B hundred
答
b