Complete
00:00:00
7 9 13 16 5 18 1 10 2 8 15 14 3 12 11 4 17 6
  1. 5a Apple variety (6,5)
  2. 7a Promote – stopper (4)
  3. 8a Means of obtaining reduced transport fares (8)
  4. 9a Sports ground (7)
  5. 11a Clothes horse (5)
  6. 13a Living barrier – noncommittal statement (5)
  7. 14a Blurred (7)
  8. 16a Small details (8)
  9. 17a Oral exam (4)
  10. 18a US national park (11)
  11. 1d Tooth (4)
  12. 2d Taxing (7)
  13. 3d Out of bed (5)
  14. 4d Small, herring-like fish (8)
  15. 5d Use excessive embellishment (4,3,4)
  16. 6d Appetiser (4,7)
  17. 10d Founder of the Fifth Republic (2,6)
  18. 12d Plunge (7)
  19. 15d Unimportant (5)
  20. 17d Old stringed instrument (4)