• 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. make contact with of aliens
2. described by Enrico Fermi
3. of Earth-like planets exist
4. The other is the principle
5. it will exist
6. throughout the
7. present a research paper on his
8. However, he that ET would not
9. able to them
10. (UK) / (USA) 3,000 human languages
11. the Milky Way alone
12. we may miss the

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