At that time he spent as much time as he canthe ancient status which would be sank in th

问题补充：

At that time, he spent as much time as he canthe ancient status which would be sank in the river.

A. paint

B. to paint

C. painting

D. painted

答案：

A. paint

B. to paint

(答案→)C. painting

D. painted

解析：spend as…as one can doing sth. “花可能多的时间来某事”。