Задание №3. Поставьте данные слова в правильном порядке так, чтобы получилось предложение.
1. of, increasing, the, vehicles, is, our, on ,roads, number, private, constantly.
2. is, Greenpeace, an, works, organization, that, the, for, solution, the, of, dangerous, most, problems, ecological.
3. Many scientists to have contributed metallurgy.

Задание №4. Составьте общий, специальный вопрос и отрицательное предложение к данным предложениям.
1. There are many fast-working computers in our office nowadays.
2. This substance was discovered many years ago.

№3
1. The number of private vehicles is constantly increasing on our roads.
2. Greenpeace is an organization that works for the solution of the most dangerous ecological problems.
3. Many scientists have contributed to metallurgy.

№4
1. There arent many fast-working computers in our office nowadays.
Общий: Are there many fast-working computers in our office nowadays? 
Специальный: Where are there many fast-working computers nowadays?
2. This substance wasnt discovered many years ago.
Общий: Was this substance discovered many years ago?
Специальный: What wasnt discovered many years ago?

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