Irregular verbs

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Across
  1. 2. Participle of ride
  2. 4. Participle of know
  3. 5. Past tense & participle of make
Down
  1. 1. Past tense of ride
  2. 2. Past tense of run
  3. 3. Past tense & participle of read
  4. 4. Past tense of know