Поставьте глаголы в скобках в нужное время Present Simple, Past Simple, Future Simple. 1. Water … (to boil) at 100 C.
 2. The use of water power and wind power … (to begin) more than 2,000 years ago.
 3. He … (to be) the only girl in the group last year.
 4. This student … (to graduate) from the university in three years, … he?
 5. Your teacher … (to provide) you with a new text-book at the last lesson, … she?
 6. In spite of the difficulties they … (to stop) the experiment and received good results.
 7. … you (to proceed) with your experiments next year?
 8. I … (to see) a three-dimensional film at the cinema last week.
 9. … you (to be responsible) for making a presentation during the conference yesterday?
 10. Profound research work sometimes … (to result) in a discovery.
 11. What … he (to give) you as a present? – It was a beautiful ring.
 12. What field of industry … you (to work) in?
 13. … you (to live) in a hostel or at home when you studied at the university?
 14. Graham Bell … (to study) electricity very hard.
 15. The professor … (to make) a report at the scientific conference tomorrow. His report will be replaced by a report of a foreign guest.