问题
选择题
_____ of the students in our class _____ girls.
A．Three fives; is
B．Three fifths; is
C．Three fifth; are
D．Three fifths; are
答案
答案：D
题目分析：句意：我们班五分之三的学生是女生。表达分数时，分母用序数词，分子用基数词，当分子大于一时，分母要用复数加s,例如1/3, one third, 2/3 two thirds；此题中主语是复数，用are，所以选D。