Mr Frith: I like this record-player very much. How much does it cost please?
Assistant: It’s the most expensive model in the shop. It costs sixty-four pounds.
Mrs Frith: That’s too expensive for us. We can’t afford all that money.
Assistant: This model’s less expensive than that one. It’s only twenty-eight pounds.
But, of course, it’s not as good as the expensive one.
Mr Frith: I don’t like this model.The other model’s more expensive, but it’s worth the money.分期付款)
Assistant: Of course. You can pay a deposit（保证金） of ten pounds, and then one pound a week for sixty weeks.
Mr Frith: Do you like it, dear?Mrs Frith: I certainly do, but I don’t like the price.
You always want the best, but we can’t afford it.
Sometimes you think you’re a millionaire!
Mr Frith: Millionaires don’t buy things on instalments !Mr Frith: Can we buy it on instalments?(