Упр. 1. Прочтите и переведите предложения с английского на русский. Поставьте предложения в отрицательную и вопросительную форму (общий вопрос). 1. Our engineer has already done all the work.
2. The scientists have grouped the plants of this natural reserve according to similar characteristics.
3. The stem has absorbed water and minerals from soil.
4. The government has protected the forest.
5. Our workers have already been abroad.
6. We have seen such a beautiful scenery.
7. Birches have predominated in this climate and locale.
8. The students have just observed plants from different habitats.
9. Air pollutants have affected many forests.
10. He has just informed logisticians about the situation.