—Look, the paint is starting to e off the wall is damp.
—Well, we'd better have the wall repainted some day.
A. when
B. where
C. if
D. once
网友回答
A. when
(答案→)B. where
C. if
D. once
解析:句意:--看,在墙湿的地方,它上面的漆开始掉了。--哦,我们最好找一天再刷一遍。When当……时候; where 在……地方; if 如果; once一旦。根据句意故选B。