Упр.31 Unit 3 Рабочая тетрадь ГДЗ English Михеева 9 класс

Your friend is sure he knows everything best. But very often what he says is not quite true. Write your opinion expressing certainty or doubt and use your English from the Social English section.

1. Scientists have found ways to produce energy from plants.
2. Man evolved from monkeys.
3. A new Talking Atomic Watch has been invented.
4. The earliest printed book came from America.
5. Early inventions are different from those of today.
6. Nuclear energy is harmless because it doesn’t contribute to global warming.
7. More than half of South Africa’s households have no electricity.
8. Energy from wind turbine is very cheap.