Автор - kamil67
1. invent e. create, think up, make something new
2. expert f. person with special knowledge or skills
3. deaf h. not able to hear
4. encourage i. support
5. device k. piece of equipment
6. grant l. give formally or officially
7. patent a. official protection of one's invention
8. convention m. conference, large meeting
9. demonstrate c. show
10. researchers g. people who study or look for informotion
11. experiment d. test or try something to see what happens
12. breeding j. raising animals for reproduction
13. aviation b. flying