Ответ:

1. The Diesel engine was constructed by Rudolf Diesel in 1897.

2. Money is given for charity by Bill Gates regularly.

3. A counter for detecting radioactivity has already been designed by Hans Wilhelm Geiger.

4. X-rays were discovered by Wilhelm Conrad Roentgen in 1895.

5. A group of islands will be explored by Christopher Columbus during his voyages.

6. Saxophone was invented by a Belgian musician Adolphe Sax in 1842.

7. The first boltless bridge has already been built by Yevgen Paton.

8. The ideas of Tsiolkovsky are studied by Serhiy Korolyov.

9. Our life will be made easier and more comfortable by smart devices.

10. New objects in the Solar system are discovered by the astronomers.

Объяснение: