题目内容

Proverbs are quite common in both written and (speak)English.

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下列关于I／O接口的说法中，错误的是()。

A. I／O接口不会执行指令
B. 与CPU一样，I／O接口的地址总线都是单向总线
C. 一个I／O接口可以连接多个外部设备
D. CPU访问I／O接口时要给出I／O端口的地址

It is generally agreed that a panic attack does not directly (danger)a person's life.

For a person with good reading habits, a (print)page contains not only words but ideas, thoughts and feelings.

The right answers can be obtained only if the right questions (ask).