:) поставьте слова в нужную форму. an invention is a machine, tool, or system that someone (1) , or designed for the first time. an invention may (2) the creation of something completely new or an improvement of something that someone else (3) . many important inventions (4) from the work of one person; others (5) by many people (6) as a team. we never (7) who (8) of many of the very early inventions, such as the wheel and the plough. 1. make 2. be 3. produce 4. come 5. create 6. work 7. know 8. think

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