The novels written by the author sell best, but five years ago no one could have imagined how great a role he in the literary world.
A. was playing
B. was to play
C. had played
D. played
网友回答
A. was playing
(答案→)B. was to play
C. had played
D. played
解析：指五年前着眼看来后来发生的事，即“过去将来”。