Write the answers

Complete the sentences with the correct forms of the given words.

1. [ ]
   are constantly working on finding medicine for cancer.
2. Nowadays different technologies are
   [ ] used in most countries of the world.
3. Unfortunately, the
   [ ] is disappointing: plenty of modern teenagers are addicted to gadgets.
4. Because of
   [ ] wastes dumping, the local river is really polluted.
5. Yesterday I was hit by a motorcyclist. I hurt my arm quite badly and didn't know what to do because, to be honest, I was a little shocked. When I was offered to go to the hospital by a stranger, I
   [ ] agreed.
6. Robots
   [ ] people to stop doing routine activities and devote all the energy to creative work, communication and developing new ideas.
7. The
   [ ] I admire is, of course, Nikola Tesla. The things he invented are still a mystery.
8. Lots of
   [ ] were made at the same time in different parts of the world by absolutely different people.
9. It's really difficult to prove or deny the
   [ ] of extraterrestrial life.