valuable experience, worthy experience, precious experience, priceless experience Hello! I was doing a test and I had to choose the correct collocation. priceless experience valuable experience worthy experience precious experience In Ukrainian as well as in Russia it is possible to say "priceless experience". Could you explain what I have to choose? If it is possible for you could you give a good example with this combination. Thank you very much!The basic living conditions also (4) … as something of a shock. Pamela’s school was situated in a remote Ethiopian village, where her accommodation (5) …. of one room and a shared bathroom. Not only was the space cramped, (6) …. there was no electricity, Internet or telephone access, so she felt totally cut (7) … from the outside world. Now back home in Britain, Pamela has used her (8) … experience to set up a similar school. The specialised help she offers to the deaf and blind has made a huge (9) … to dozens of children who would (10) …. fi nd themselves struggling to learn.4. A appeared B proved C arrived D came 5. A consisted B contained C composed D combined 6. A and B also C then D but 7. A out B down C off D away 8. A priceless B valuable C worthy D precious 9. A change B difference C transformation D contrast 10. A otherwise B besides C alternatively D instead