She is my best teacher help I have made great progressA. with whom B. whose C. which D

问题补充：

She is my best teacher help I have made great progress．

A. with whom

B. whose

C. which

D. with whose

答案：

A. with whom

B. whose

C. which

(答案→)D. with whose

解析：这each而题考查定语从句的用法：with whose help相当于with the teacher’s help，句意是：她是我最好的老师，在她的帮助下，我取得了很大的进步。选D。