unit_4

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Across
  1. 3. - to take something back to a shop
  2. 4. - help given to customers
  3. 6. - a line of people waiting
  4. 7. - to ask for something to be delivered
  5. 8. - a lower price than usual
  6. 9. - proof of payment on paper
  7. 11. - the place where you pay in a shop
Down
  1. 1. - to buy something
  2. 2. - to change one product for another
  3. 3. - money returned to a customer
  4. 5. - a promise that something will work
  5. 10. - a wrapped parcel or box