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Английский язык. ответить на вопросы. 1. when did you first hear the word "laser"?
2. Can lasers fransmit energy today?
3. Has the problem of long distance laser communication in outer space been solved already?
4. Why has the laser measurement of distances became a new method in studying the Earth-Moon system?

У кого книга 9 класс Старков, Островский...? ​

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Sukhareva1509
Sukhareva1509
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1. a) work 2. a) do  3. a) get up  4. b) takes  5. b) takes 6. b) don't often give 7. pays 8. a) get  9. d) is 10. c) have no 11. d) don't like

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