here are polluted with all kinds of technological, agricultural, chemical, nuclear and other wastes.
Показать другие картинки - горящий, выжженный лес, грязная мутная вода, тусклое небо, дым из труб заводов. (Слайд 3)
Now, look at these pictures, please.
They are awful, arent they?
What ecological problems can you name?
Дождаться от учеников: water pollution, air pollution, forests destruction
3. Повторение и обобщение отдельных фактов по теме "The worlds best friend is you". (5 минут)
How long do you think litter lasts?
Слайды с вариантами ответов. traffic ticket, banana peel, glass bottle.
Ученики: I think. . . can last. . . (Слайды 4-5-6)
Беседа о правиле the tree Rs:
What are the three Rs?
Ответ: It means: reduce, reuse, recycle. (Слайд 7)
Now look at the picture, please.
What can/must/should we reduce, reuse, recycle?
На слайде 8 - картинка с корзинками (Распечатка).
Ответы по схеме: We can . . . и т. п.
Lets work in groups.
Выслушав докладчиков, вам следует приготовить по 1 вопросу от каждой группы выступающим.
1 . And what can cause air pollution?
Farmers often spray chemicals on crops to protect them against pests. These chemicals are called pesticides. The pesticides mix with water, the sulfates mix with clouds and they can cause acid rains. Acid rains are every harmful and dangerous. They harm lakes, rivers and plants - and the creatures that need them. As a result, acid rains can cause health problems too.
2. What do you think about the water of the oceans?
We can only imagine how dirty the water of the ocean is; the water is not blue, but brown with rubbish, floating in it. Besides, millions of tons of oil are released into the water eve
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