单选题 —Your sister isn't a nurse, is she?
—______. She teaches English in a middle school.
  • A. No, she isn't
  • B. Yes, she is
  • C. Yes, she isn't
【正确答案】 A
【答案解析】[解析] 语境题。根据第二句话的回答“她在中学教英语”，因此她不是护士。故A为正确答案。