Nouns, verbs, adjectives

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Across
  1. 2. Drugs to ___________ performance are illegal
  2. 7. Friends can ____________ other kids for their benefit when they do the right thing
  3. 8. There is an ____________ of people using Zoom due to Corona
  4. 11. It is very __________ and the only one in the world
Down
  1. 1. Diamonds are _______________
  2. 3. That math problem is too _________ to solve
  3. 4. Good things ____________ when you think positively
  4. 5. There is a _____________ in people travelling due to Corona.
  5. 6. Oxygen is ________ for living
  6. 9. Stopping smoking is a good __________ for your health
  7. 10. My father is a rich and ________ businessman