SARS - Frequently Asked Questions

英 美
  • 有问有答
  • asked adj.请求的动词ask的过去式和过去分词.
  • frequently adv.频繁地;经常地
  • questions n.问题,疑问,难题名词question的复数形式.
  • SARS abbr.非典型肺炎(=SevereAcuteRespiratorySyndrome)