设计批处理多道系统时，首先要考虑的是( )。
A．灵活性和可适应性 B．系统效率和吞吐量C．交互性和响应时间 D．实时性和可靠性
参考答案：B
液压传动是依靠密封容积的变化，迫使油液流动来传递（）和动力的。
根据答句填问句。
1．A: ________ ________?
B: That's Mike. He's Peter's cousin.
2．A: ________ ________ ________?
B: She is funny and outgoing.
3．A: ________ ________ ________ ________ ________ ________?
B: My uncle is tall and has short curly brown hair.
4．A: ________ ________ ________?
B: The bank is next to the supermarket.
5．A: ________ ________ ________ ________?
B: I'd like a glass of milk and a medium pizza.
