Vocabulary Unit 8 Section 1

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Across
  1. 1. problem
  2. 3. to-stop-from-happening
  3. 5. trash
  4. 7. keep-safe
  5. 8. reuse
Down
  1. 2. where-a-thing-comes-from
  2. 4. harm
  3. 6. something-living-things-need-to-stay-alive