He ran quickly all the way to school he was still late.A. but B. and C. or D. so

问题补充：

He ran quickly all the way to school, he was still late.

A. but

B. and

C. or

D. so

答案：

(答案→)A. but

B. and

C. or

D. so

解析：考查连词。句意：他一路上飞快地跑到学校，但还是迟到了。故选A。