Twos

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Across
  1. 1. An unmarried woman
  2. 3. A-two-in-one! A continent and a country
  3. 5. A snake that grows up to 2ft long
  4. 7. Water bottle that costs ~$29
  5. 8. Puts two together
  6. 9. What someone with 120 IQ would be named as
Down
  1. 2. Playfully Disrespectful
  2. 4. You’re two tense(s)?
  3. 5. Two-and-a-half batteries
  4. 6. See clue No.1