Modal verbs

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Across
  1. 1. Used to express physical or mental ability.
  2. 2. Used to ask for or give formal permission.
  3. 3. Used to talk about a habit in the past.
  4. 4. Used to give advice or a recommendation.
  5. 6. Used to express a small or weak possibility.
  6. 7. Used in formal English to express a future action.
Down
  1. 1. The past tense of can used for polite requests.
  2. 2. Used to express a strong obligation or necessity.
  3. 3. Used to express a firm decision or future plan.
  4. 5. Used similarly to should to express duty.