"这个东西卖多少钱" 用英语怎么说?

这个东西多少钱?
①How much is it?
②How much does this cost?
③What does this cost?
④What is the price of this?
⑤How much? *比较生硬的感觉。
⑥Could you tell me how much it is? (您能告诉我多少钱吗?)

如果买的话就说：
①I'll take this one. (我要这个。)
②All right, ma'am. (好的。)
③I'd like this one.
④I'd like to buy this one. (我要买这个。)

讲价就说：
能再便宜一些吗?
①Would you give me a discount?
②Would you give me a discount? (能再便宜一些吗?)
③Can you make it cheaper?

Dialogue 对话
A: How much does that pen cost? 这支笔多少钱？
B: It costs ten dollars 10美元
A: That’s very expensive. Do you have anything cheaper? 太贵了。可以便宜一些吗？
B: Sure. This pen is only six dollars. 可以。这支笔只要6美元。
A: Good. I’ll take it. 好的。我买了！

How much does it cost?
What is its prize?
How much is it?
How much should I spend on it?
How much should I pay for it?
……

How much for this?

How much is it?
How