No sooner than it began to rain heavily.
A. the game began
B. has the game begun
C. did the game begin
D. had the game begun
网友回答
A. the game began
B. has the game begun
C. did the game begin
(答案→)D. had the game begun
解析:“no sooner...than...”的结构,其中的动词形式为:No sooner had...than...did...