I suddenly found myself down the street when I found a crowd of people gathered in the st

问题补充：

I suddenly found myself down the street when I found a crowd of people gathered in the street corner.

A. run

B. running

C. runs

D. ran

答案：

A. run

(答案→)B. running

C. runs

D. ran

解析：考查find+宾语+宾语补足语，myself和run是主动关系，用现在分词做宾语补足语，句意是：我突然发现自己沿着街道跑这时我发现一群人聚集在街道拐弯处。选B。