单选题 On AIDS Day, the minister of Health Department demanded that the problems ______ paid special attention to.
  • A. referred to being
  • B. referred to be
  • C. refer to being
  • D. refer to be


【正确答案】 B
【答案解析】[考点] demand的用法
[解析] demand后面的宾语从句中要用虚拟语气，结构是should十动词原形，其中should可以省略；problems后面要用referred to作后置定语。