irregular verbs

123456789
Across
  1. 3. Large marsupial
  2. 4. participle of understood
  3. 7. Has a trunk
  4. 9. participle of think
Down
  1. 1. Man's best friend
  2. 2. participle of rang
  3. 4. simple of wrote
  4. 5. Likes to chase mice
  5. 6. form of got
  6. 8. Flying mammal