Mr. Smith is handsome and kind and he is one of in our school .A. a popular teacherB. mor

问题补充：

Mr. Smith is handsome and kind and he is one of in our school .

A. a popular teacher

B. more popular teacher

C. most popular teachers

D. the most popular teachers

答案：

A. a popular teacher

B. more popular teacher

C. most popular teachers

(答案→)D. the most popular teachers

解析：本题考的是固定用法，one of the +形容词的最高级+名词的复数形式，故选D