内部存储器的作用是在慢速的外部存储设备和高速的处理器之间承担中间角色。
参考答案：对
以下分保安排方式中，再保安排时将优先进行（）
A.溢额合同
B.比例临分
C.成数合同
D.超赔分保
The fire spread through the hotel very quickly but everyone _____ get out. [ ]
A. had to
B. would
C. could
D. was able to
