问题补充:
Lucy is one of in her class.
A. the good student
B. the better student
C. the best student
D. the best students
答案:
A. the good student
B. the better student
C. the best student
(答案→)D. the best students
解析:联系上下文,可知本句表示在多个中进行对比,故用形容词的最高级。句意:露西是她的班内最好的学生之一。结合语境可知student应用复数形式,故选D。