Solve the crossword puzzle using the clues given.

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Across
  1. 2. What tense is the verb waits?
  2. 5. Linking verb used with I
  3. 6. Past tense of do
  4. 8. Present tense of ate
  5. 10. Past participle of know
  6. 12. Simple present form of be
Down
  1. 1. Plural of was
  2. 3. Past participle of ride
  3. 4. Past tense of teach
  4. 7. Past tense of go
  5. 9. Simple past tense of toss
  6. 11. Add this to get a future tense