Продолжить предложения выражениями в скобках:
1.Mendeleev created(the table of chemical elements).
2. I. Pavlov discovered (conditional reflexes)
3. A. Popov invented ( the radio).
4. A. Einsttein worked on the (theory of relativity).
5. Marie Curie opened (radium).
6. J. L. Baird invented the (television).
7. A. Bell invented the ...(telephone).
8. W.K. Roentgen opened (X-rays).
9. M. Faraday discovered (electromagnetic induction)

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