The firemen soon the big fire.A. put offB. put upC. put outD. put on

问题补充：

The firemen soon the big fire.

A. put off

B. put up

C. put out

D. put on

答案：

A. put off

B. put up

(答案→)C. put out

D. put on

解析：put off推迟，阻止；put up建造，举起； put out熄灭，出版；put on穿上，上演。句意：消防员们很久就扑灭了大火。结合语境可知选C。