单选题 A health expert devised a new method to check our health conditions.
  • A. taught
  • B. found
  • C. learned
  • D. invented


【正确答案】 D
【答案解析】devise：设计，和invent(发明、创造)意思相近；teach；讲授、教授；find：发现、找到；learn：学习、学会。