A middle-aged woman came to the bus stop only the bus had gone. A. run; to findB. runnin

问题补充：

A middle-aged woman came to the bus stop only the bus had gone.

A. run; to find

B. running; to find

C. and ran; found

D. running; finding

答案：

A. run; to find

(答案→)B. running; to find

C. and ran; found

D. running; finding

解析：running是现在分词作方式状语；不定式作结果状语时，表示结果出乎主语的意料之外，尤其是和only连用时。