Номер 4, страница 107 - гдз по английскому языку 10 класс (starlight) учебник Баранова, Дули

Module 4. Environmental Issues. Unit 4.4 - номер 4, страница 107.

Условие.

4 Rewrite the sentences in the passive.

1 Rainforests regulate the Earth's weather.

2 Scientists have investigated only 2 per cent of 250,000 known plant species for their possible medicinal value.

3 Environmentalists are constantly developing projects to ensure the survival of the ecosystem.

4 Governments and elected officials will need to pass tougher environmental laws.

5 The oil exploration business nearly drove the Hawaiian monk seal to extinction.

6 They had been protecting the environment long before it became fashionable.

7 Whalers had hunted the blue whale almost to extinction.

8 According to some estimates, countries will have reduced greenhouse emissions in five years.

9 The dodo had never faced a predator before humans invaded its natural habitat.

10 Illegal hunters are going to destroy the elephant population.

Решение 1.

Решение 2.