Describe in 5-7 sentences a typical day in spring summer autumn and winter для 6 класса ​

Open the brackets using the correct form of the Participle.

В: 1. a) Scientists (dealing) with the problems of pollution insist on its being exactly assessed. b) The problem of pollution in industrial areas (dealt) with in this paper is one of the most important for modem science.

2. a) People (using) force when it is not necessary cannot be justified. b) Electronic computers (used) in the research saved the scientists a lot of time.

3. a) Drought (followed) by famine had a disastrous effect on the economy of the country. b) The discovery of the synthetic penicillins (following) the original discovery by A. Flemming, was also made in Britain.

4. a) (Carrying out) numerous experiments and tests, the scientists tried to prove the original hypothesis. b) The experiments (carried out) by a team of your scientists led to sensational results.

5. a) The architect didn't like this design (involving) him in a lot of extra work. b) He enjoyed the travelling (involved) in his new job.