Christmas Crossy

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Across
  1. 3. Ham, beef or chicken? (6)
  2. 7. Split Tlem Andrew (6,3)
  3. 8. Trusted one (8)
  4. 9. Expert in telling the time (8)
  5. 10. Oh, don't look at that rock (7)
  6. 11. But it's not cold (3,3)
  7. 12. It's behind the primate (6)
  8. 14. Or a charged atom will hit you (6,4)
  9. 16. Edward isn't tanned (3)
  10. 17. War wound from a fire door (8)
  11. 18. Write an angry letter (9)
Down
  1. 1. No movement in the water (7)
  2. 2. Round up the sheep (3,5)
  3. 4. Cut edges of the grass, not in the street though(6)
  4. 5. Inflate it first? That's not right (4,4)
  5. 6. Doubt Tim is in Leone (6,3)
  6. 8. Jump if you're chilly (6,5)
  7. 13. Peter likes them fried (4)
  8. 15. Can't afford the tunnel (5)
  9. 16. Push Helen a few centimetres (8)