Задание
Fill in the given words. Put the verbs in the correct form
- invent
- develop
- generate
- turn into
- dissolve
- on sale
- print out
- demonstrate
- Alexander Graham Bell [ ] the telephone in 1876.
- In the future, a window made of "smart glass" will [ ] a TV screen.
- Jane often [ ] copies of articles she finds on the Internet.
- Many power stations burn coal to [ ] electricity.
- Stir the coffee until the sugar [ ].
- The new printer will soon go [ ] for about £100.
- The new technology has taken scientists years to [ ].
- The professor will [ ] his new invention at the science fair.