一、被动语态The virus in the computer has been found out.These bugs in my prog...

1.INTRODUCTIONThe Transmission Control Protocol （TCP） is intended for us...

Leo: Tony, do you have a second? I have a question.Tony: Sure, what's th...

Leo: Tony,I have a question.Tony: What's up, Leo?Leo: I have been using ...

Leo: Tony,could you tell me how to receive e-mails on my own computer?It...

When people talk about drones（无人机，遥控飞机）, Amazon's delivery（投递，递送） drones...

Many PC users consider viruses, malware, spyware, adware and worms all t...

When Apple launched(发布) the iphone through an exclusive partnership(独家合作...

Last year Google revealed Project Zero, an elite team of top hackers. Th...