ПОМОГИТЕ ПОЖАЛУЙСТА! ДАЮ 10 БАЛЛОВ ЗА ОТВЕТ, СПАСИБО Заблаговременно!!!Упражнение 12. Воткните

ПОМОГИТЕ ПОЖАЛУЙСТА! ДАЮ 10 БАЛЛОВ ЗА ОТВЕТ, СПАСИБО ЗАРАНЕЕ!!!Упражнение 12. Воткните предлоги with,about, by, from, of, on, at, of, about, from,

Ecology deals the relationships of man and nature.

The whole world is threatened an ecological catastrophe.

All countries ought to join the efforts to save the Earth an ecological disaster.

Sustainable development is the one that doesnt deprive future generations the same type of opportunities we have now.

More than two hundred million people depend the tropical forests for shelter and food.

Trees are being cut down an alarmingly high rate.

People are becoming more and more aware ecological problems.

Pollution of water and air is one of the main problems people are concerned today.

How can we protect our soil further waste?

If we dont think hard of ecology we must be ready to face the consequences.