She spent a lot of time the fire that day．
A. to put out
B. putting out
C. to put on
D. putting on
网友回答
A. to put out
(答案→)B. putting out
C. to put on
D. putting on
解析：此题重点考查句型结构为sb spend some time (in) doing sth/sb spend some time on sth意思是某人花费时间做某事；而put out表示扑灭之意，put on 表示穿上。