Singular Nouns/Irregular Plurals

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Across
  1. 5. a small rodent
  2. 6. 12 inches is equal to 1___
  3. 8. 24 inches is equal to 2___
  4. 9. a group of young humans
  5. 10. a cat likes to chase these
  6. 11. Esther and Ruth were___of God
Down
  1. 1. can be loose and fall out
  2. 2. you should brush these at least twice a day
  3. 3. a group of humans
  4. 4. Eve was the first on Earth
  5. 7. a human being
  6. 9. a young human