how is the computer useful in your daily life? give examples

we just click the mouse and tap the keyboard .We can not write letter on paper ,now e-mail is faster and easier .we can work and shop on computer

怎么是计算机有用的在您的日常生活中？ 举例子

电脑在你的日常生活中发挥着怎样的作用？举一些例子