As easy as ABC

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Across
  1. 1. as slippery as an ...................
  2. 4. as clear as ...................
  3. 6. as shiny as .................
  4. 7. as fresh as a ....................
  5. 8. as ............ as a monkey
  6. 10. as good as ..................
Down
  1. 2. as happy as a ..............
  2. 3. as .............. as a doornail
  3. 5. as promising as ................
  4. 9. as ............. as a feather