问题
单项选择题
A (68) is used to show you what the computer is doing. It is called (69) equipment as well as the keyboard, the mouse and the printer.
A．input
B．output
C．peripheral
D．electronic
答案
参考答案：C
解析：[考点分析] 同上
译文：显示器与键盘、鼠标、打印机都称为计算机的外围设备。