A：蔡伦 — 改进造纸术
B：华佗 —《伤寒杂病论》
C：张角 — 太平道
D：张陵 — 五斗米道
He ____ (wake) up to find himself outside the house yesterday morning.
当病人需要大量输血时，应该遵循的原则是（ ）
下列说法中正确的是（ ）
—It's Mid-autumn Day today. Don't forget to give my best wishes to your family.
—__________. Thank you very much.
