—Didyouhearthenewsaboutthefireinourbuilding?      —Yes....

問題詳情：

—Did you hear the news about the fire in our building?

       —Yes. It took the firemen two hours to __________ the fire.

A. put off         B. put out                      C. put up        D. put down

【回答】

B

知識點：動詞和動詞短語

題型：選擇題