Dr. Peter Spence, headmaster of the school, told us , “fifth of pupils here go on to study

Dr. Peter Spence, headmaster of the school, told us , “ fifth of pupils here go on to study at Oxford and Cambridge.”
A. the ; The
B. / ; The
C. / ; A
D. a ; A

A. the ; TheB. / ; The(答案→)C. / ; AD. a ; A解析：独一无二的头衔，职称在句子中充当同位语，零冠词；第二空为分数表达“五分之一”，a/one fifth, 基数词+序数词，故选C。句意：皮特，我们学校的校长，告诉我们：“有五分之一的学生要在牛津和剑桥深造。”

我也是这个答案