问题补充：
After playing football about half an hour, the students took rest.
A. a little minute’s
B. a little minutes’
C. a few minute’s
D. a few minutes’
答案：
A. a little minute’s
B. a little minutes’
C. a few minute’s
(答案→)D. a few minutes’
解析：此题重点考查a few和a little的区别，前者用来修饰可数名词的复数，后者用来修饰不可数名词；以s结尾的名词的所有格直接在词尾加“’”即可，故选D.
