英语翻译,急啊

在网吧:一个小时是四块钱,先收你二十元,等下剩的都可以退
问题补充：密码是你身份证号证的后六位,
In the net bar: four yuan for one hour. Pay 20 yuan now, and the balance will be returned to you later. The password is the last six numbers of your ID card.

In Internet bar: An hour is 4 yuan, charge you for 20 Yuan first, and so on the remainders all may draw back.
The password is latter six number of your ID card .

In internet bar: an hour is 4 Yuan, charge you 20 Yuan first, the balance will be returned to you.
The password is the last six numbers of your ID card.

In the Internet bar: the price is 4 yuan,and firstly,you have to spend 20 yuan, when you leave here, we will return change to you