silent letters

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Across
  1. 1. incorrect
  2. 3. compose with a pen
  3. 4. tap on a door to see if someone is home
  4. 5. poster that tells something like stop
  5. 7. a man in armour on a horse
  6. 9. cover or enclose with something
Down
  1. 1. the part of your arm that connects to your hand
  2. 2. to break or destroy something
  3. 4. The rope was tied in _______
  4. 6. I _____ the answer
  5. 8. tiny black bug like a fly