Apostrophes - The Iron Man

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Across
  1. 4. _______ idea helped the Iron Man.
  2. 5. The _______ head rose from the ground.
  3. 6. The Iron Man _______ move at first.
Down
  1. 1. The _______ voices came from the field at night.
  2. 2. The _______ voices echoed across the land.
  3. 3. Hogarth _______ believe what he saw.