A　What's wrong with you? Why do you look so sad?

你怎么了,看起来很伤心的样子?

B　I've lost all my files from the computer. It's a total disaster.

我电脑里所有的数据都丢了.这简直是个灾难.

A　How did that happen?

怎么回事啊?

B　Three days ago, my laptop went on strike. I couldn't enter the Windows system. As I was about to give it up, one of my friends advised me to start Windows in the safe mode.

三天前,我的电脑突然罢工了,没法进入windows操作系统.就在我快要放弃的时候,有个朋友建议我用安全模式启动电脑.

A　Was it helpful?

有用吗?