ProfessorTuYouyouneverstopsdoingresearchonChinesemedic... 国语站 题库 2.28W 大中小设置文字大小 问题详情: Professor Tu Youyou never stops doing research on Chinese medicine, ______? A. is she B. does she C. isn’t she D. doesn’t she【回答】B知识点:反义疑问句题型:选择题 TAG标签:#