— Do you still remember the first time we met?

—Of course. You _____ an English evening party.[ ]

A. organized  

B. have organized  

C. had organized  

D. were organizing

国家提倡健康公民自愿献血的年龄是（）

A.十八周岁至四十五周岁

B.十八周岁至五十周岁

C.十八周岁至五十五周岁

D.十八周岁至六十周岁

E.十八周岁至六十五周岁