Most disaster experts believe there is the potential things could get a lot worse.
A. what
Bwhere
C. which
D. that
网友回答
A. what
B. where
C. which
(答案→)D. that
解析：考查同位语从句：句意：大部分灾难专家相信有一种可能性情况会变得糟糕的多。the potential是同位词，that引导的是同位语从句，对the potential的内容进行说明，that不做成分，不能省略。选D。