问题
选择题
---Do you often play computer games?
---No, And so do ________ of my classmates, you know we are very busy
A．three fourths
B．three four
C．third four
D．third fourths
答案
答案：D
题目分析：句意：——你经常玩电脑游戏吗？——不经常玩。而且我的同学中四分之三也是这样。你知道我们非常忙。分数的表达方式：基数词+序数词，如果是分子大于1，结尾加-s。故选D。