• In the white boxes below, type the words you hear. You will hear each word twice.
       (Remember to use the correct spelling and capital letters, etc.).
  • Click the button at the bottom to check your answers.
  • Press the "refresh" button on your browser to play again.

1. of rare-earth metals
2. Oceanographers the deep-sea mud
3. on a semi- basis
4. the area
5. great as ore deposits
6. the most important
7. a set of seventeen chemical
8. in the table
9. unknown names
10. our on high-tech products
11. vehicles
12. advanced electronics

Back to the rare-earth metals lesson.

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