问题
选择题
It was not easy for him to buy good shoes because he had such a big _____ of feet.
A．couple
B．size
C．number
D．pair
答案
答案：B
词义辨析。couple 一对，数个； size 大小，尺寸； number 数目； pair双，副。句意：对他来说买上一双好鞋不容易，因为他有一双如此大尺寸的脚。故选B。