Choose the appropriate words to complete the passage. 1. observe, 2. overlook, 3. planet, 4. expertise, 5. species, 6. funding, 7. survival, 8. explore, 9. vital, 10. provide for, 11. learn about, 12. beneath the surface of, 13. a drop in the bucket, 14. for the benefit of sb. We have spent a great deal of time and money ___1____ space, but remain ignorant about vast areas of our own ___2___. For we still know little of the world ____3____ the seas. With so much to ___4____ life in the depths of the ocean it is surprising there is so little ___5___ for deep sea exploration. It amounts to little more than ____6____ what is needed if we are to make full use of this ___7____ resource. Given our growing population the oceans may even hold the key to the ___8____ of our ___9___ . It would be foolish to continue to ___10____ their importance.