The word "television" derived from its Greek (Tel: distant) and Latin (vision: sight) roots. Very simply put, it works (1)______this way: Through a sophisticated, system of electronics, television provides the capability of (2)______ an image into electronic impulses, which can be sent (3)______ a wire or cable. These impulses, when fed into a (4)______, can then be electronically reconstructed (5)______that same image.
Traditionally, television has been a (6)______of the masses. We are most familiar with broadcast television because it has been with us for about thirty-seven years in a form similar (7)______what exists today. During those years, it has been (8)______ by the broadcast net-works---ABC, NBC, and CBS. These giants of broadcasting have actually (9)______ not only television but our perception of it as well. We have come to look upon the picture tube as a (10)______of information, connection and entertainment.
1. A. by B. at C. of D. in
2. A. changing B. converting C. becoming D. returning
3. A. through B. on C. among D. from
4. A. accepter B. adopter C. receiver D. recover
5. A. to B. into C. in D. at
6. A. medium B. media C. medias D. mediums
7. A. with B. fromC. to D. at
8. A. secured B. confirmed C. sured D. controlled
9. A. built B. established C. existed D. shaped
10. A. basement B. home C. source D. index
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