Ответ:

  1. Can you tell me how much these two books will cost me?
  2. I am happy I’ve earned enough money to go on a nice holiday this year.
  3. We would have to save a long time to afford that car.
  4. Could you lend me some money to pay for this now? I promise to pay you back!
  5. He spent most of his money last weekend at the fair.
  6. There is nothing I want to buy and I don’t want to waste my money.