At sixty, Maugham decided to withdraw from the theater and wrote The Summer Up, in which he tried to review what he from his life and literature.
A. had learned
B. has learned
C. was learning
D. would learn
网友回答
(答案→)A. had learned
B. has learned
C. was learning
D. would learn
解析：句意：在60岁的时候，Maugham决定离开剧院，写了The Summer Up,其中他想回顾他从生活和文学中学到的东西。从wrote The Summer Up,可知他学习的东西是过去的过去发生的事情，用过去完成时，选A。