5. How are you going to pay?
您要怎么付款呢？
还能这样说：
What would you like to settle your account?
What is the mode of payment you wish to employ?
6. I'll pay it in cash.
我用现金付款。
还能这样说：
I will pay money down.
I'll make the payment by cash.
应用解析：
suspend payment 无力支付；宣布破产；
token payment 象征性偿付；
payment at/in full 全付清；
payment on terms 分期付款
7. Please charge it on my credit card.
我用信用卡付款。
还能这样说：
I'd like to pay the bill with a credit.
I'll pay with this credit card.
8. May I pay by cheque?
我可以用支票付款吗？
还能这样说：
May I write a check for you?
Do you accept checks?
应用解析：
antedated cheque 日期提前支票；
outstanding cheque 未兑现支票；
returned cheque 退还支票