The old man came _____ to the railway station, only _____ the train was slowly pulling out of the station. [ ]

A. and ran; found　

B. running; finding

C. running; to find

D. to run; finding

下列颜色中，属于互补色的是（）

A.红、橙

B.黄绿

C.红绿

D.蓝紫