下列城市与年降水量分布图的组合，正确的是
A B C D
A．A
B．B
C．C
D．D
答案：B
—________ did you arrive late?
—It was the bus. It was late. [ ]
A. How
B. Where
C. When
D. Why
医院药品库存资金占用率应小于（）
A.1％
B.3％
C.10％
D.20％
E.40％
