Basic linkers and connectors

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Across
  1. 2. It let you explain a deduction.
  2. 4. It let you exemplify something with specific cases
  3. 7. It introduces an explanation.
  4. 8. It opposites two ideas.
  5. 9. It adds a new information.
Down
  1. 1. It explains a result.
  2. 3. It introduces a reason.
  3. 5. It let present two different options.
  4. 6. It adds more information.