【题目】_____________ cease（终止） advertising, prices would be significantly reduced.
A. Were they to B. Could they
C. If they D. Would they
在线课程【答案】A
【解析】
试题分析：考查虚拟语气和省略倒装句。句意：如果他们停止这个广告，那么价格会显著下降。根据句意可知本句表示与将来事实相反，条件句中有三种结构：were to do，过去时，should+动词原形；同时当if省略，要构成部分倒装的形式，所以A项省略了if，把were提前构成部分倒装。故A正确。