问题
选择题
Over the years I have collected five ________ foreign stamps, ________ of them are from the USA.
A. hundred; two hundreds B. hundred; two hundred
C. hundreds of; two hundred D. hundreds; two hundreds
答案
答案：B
题目分析：句意：这几年间我收集了五百张外国邮票，其中二百张是美国的。hundred 百，与数词连用时不用复数，故选B。