单选题 I suppose that he is serious, ______?
  • A. do I
  • B. don't I
  • C. is he
  • D. isn't he


【正确答案】 D
【答案解析】[分析] 当陈述句部分的主句是I suppose,I think,I believe,I’m sure等,后接that宾语从句时,反意疑问部分则往往与that从句中的主语及谓语保持对应关系。本题正确答案为D。