问题补充:
Without more wood the fire, it would soon go out.
A. added to
B. adding to
C. added up
D. adding up
答案:
(答案→)A. added to
B. adding to
C. added up
D. adding up
解析:考查非谓语动词。句意:没有更多的木头被加入火中,火很快就会熄灭。Wood 与add之间是被动关系,故用过去分词。短语:add to 增加,add up 加起来,所以选A。