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Text File  |  1996-09-21  |  536 b   |  32 lines
  1. Shipworms
  2. Have you ever heard of worms that _____1_____  their way into ships?
  3. Shipworms do just _____2_____ to any wooden object in the ocean.
  4. These animals _____3_____ into a piece of wood when they are young.
  5. They then _____4_____ inside wood, making a circular hole.
  6. Since they eat into ships, they are the most _____5_____ marine animal.
  7. chew
  8. make
  9. live
  10. go
  11. chew
  12. that
  13. which
  14. these
  15. those
  16. that
  17. burrow
  18. fly
  19. swim
  20. walk
  21. burrow
  22. crawl
  23. die
  24. go
  25. remain
  26. remain
  27. destructive
  28. aggressive
  29. dangerous
  30. beneficial
  31. destructive
  32.