单选题 Mary put the coat over her son lest he ______ cold.
  • A) catches
  • B) catch
  • C) would catch
  • D) will catch


【正确答案】 B
【答案解析】[分析] 本题考点为虚拟语气。Lest以免，以防；唯恐；免得。在被连接的状语从句里常用should或原形动词。例如：He takes an umbrella with him lest it should rain．Then mad man was put in the soft-padded room lest he injure himself．