题目内容：

That school is very small. There are only___students in it.
A.three hundred
B.three hundreds
C.three hundred of
D.three hundreds of
选哪个,为什么呢?

优质解答

A
hundred前面有具体数字的话,后面不能加s
如果出现hundreds,则后面肯定跟of,而前面不能在加具体数字
hundreds of 表示成百上千