Log on就是"登陆,注册"的意思.也可以说成log in.

　　You need a password to log on. 登录需要密码。

　　2.Jane will appear offline whenever Paul is online. 只要保罗一上线,珍妮就会显示为脱机.

　　老外会说"I'm showing offline(我隐身了)".通常这样是为了躲避某人,但是又想和你说话,所以就会告诉你,I'm showing offline.

　　3.I hook up to the interent everyday. 我每天都挂在网上.

　　Hook up to the internet就是上网,连接网络的意思.

　　Hook up: to connect somebody/something to a piece of electronic equipment or to a power supply 把…接通电子设备（或电源）

　　Check that the computer is hooked up to the printer. 检查一下计算机是否与打印机接通.

　　4.I've just added you to my contacts list. 我已经把你添加进联系人名单了.

　　Contacts list:联系人名单

　　5.When I don't feel like talking to certain people online, I block them.

　　如果我不想和某些人聊天,我就会把他们阻止了/拉进黑名单.

　　6.Remember your ID/username and password.

　　记住你的用户名和密码.

　　7.If you forget your password, you should remember your security question at the very least.

　　如果你忘记了密码,你至少应该记住安全提示问题.