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throw away

a) to recycle b) to get rid of c) to avoid

2. rubbish

a) trash b) packaging c) can

3. to protect

a) to prohibit b) to pack c) to save

4. vital (problems)

a) environmental b) crucial c) dangerous

5. to disappear

a) to die out b) to pollute c) to clean

II. Complete each sentence with one of the words or phrases below.

environment cut down causes pollution packaging environmental

dangerous save protect litter

1. You shouldn't use your car because it … noise and air pollution.

2. This notice can be seen at the zoo or at the circus to … people from danger.

3. He wants to become an ecologist himself to research and protect the … .

4. Recently, however, our beach has become more polluted with … left by tourists and locals.

5. Our forests are disappearing because they are … or burnt.

6. Your family can begin trying to … the Earth right now.

7. If you go the seaside, you'll see the … around you.

8. If people hadn't invented different machines and developed industry, the … problems wouldn't have appeared.

9. Why is litter so … in the countryside?

10. When you buy packed goods, don't drop the … .

III.

... Moscow was built on ... Moskva River in ... twelfth century. Today it is ... world's sixth largest city with a population of almost 10 million.
... St. Petersburg is ... most notherly place of ... world's biggest cities ans has five million inhabitants. The city is situated on forty-four islands in delta of ... Neva.
As both Hitler and Napoleon discovered, ... winter can be extremly cold with ... temerature droppng as low as a record -42 C in ... Moscow.
There can be nothing more Russian than the crisp frost of ... winter, ice on ... Neva and show falling upon ... golden cupolas of ... Moscow's churches.

is...black.

4)That....is...window.

5).....St.Petersburg is.....beautiful....city