Two friends are talking about their coming trip to russia. what will they do in russia? you'll hear the conversation twice. sam peter 1 go to st petersburg 2 go to moscow and st petersburg 3 visit its famous museums 4 go to the russian museum 5 go to the ballet 6 make a film 7 show the film , может кто то писал уже? 5 класс

1.a garbage is not only ugly, bute dangerous because it causes an air pollution.

2. cars are an important part of a life for most people. but cars also cause a pollution and release fume.

3. in canada people don't realise that they throw out 10,000 tons of a waste.

4. over 14 billion pounds of a waste per year is throw out to sea and it kills millions of sea animals.

5. if we want to breathe  a healthy air we have to think about what we do.

6. because of our lack of a knowledge there is now a huge hole over an antractic.

7.a water is a vital element of a life.

1. shorter 2. best 3. many 4. more modern 5. sunnier 6. happier .