2. Read the text. Write questions
to the answers (1-5)
Example: Novosibirsk is the fourth largest
city in Russia, isn't? - No, it's
the third.

Nowadays Novosibirsk is the third larg-
est city in Russia, after Moscow and St
Petersburg. The city was founded in the
middle of Russia, in 1893. It stands on the
banks of the Ob, the longest Russian river.
People say that the Ob is very beautiful in
autumn when the water is clear and the
trees on its banks are red, yellow and

1. .. - In the centre of Russia.
2...- On the banks of the Ob.
3..- No, it's the longest Russian river.
4. _- In autumn.
5. .. - There are colourful trees on its
banks.​

1. Nowadays scientists worry about ecology and its meaning very much.

2. In summer people, especially children, are fallen under the ultraviolet radiation.

3. I don't like this water filter. I think, we should find another one.

4. There are so few places with the safe habitat.

5. The destruction of fish in this lake is really ecological problem.

6. What can cause the pollution of this power supply?

7. People can't imagine, how often they pollute the air, water and ground themselves.  

8. The dump of rubbish is forbidden in this place.

9. The waste should be worked over by special plants.  

10. The environment protection is really important question at this conference.

Объяснение:

Essay about fast food is bad for health
Now fast food is very popular. Many people like it and often visit fast food cafes. There everyone can eat pizza, hamburgers, chips and drink sodas. These products are very tasty, so adults and children prefer them. In addition, they are cheap. They can be cooked quickly. Now there are many cafes in which you can come to lunch and quickly eat. But according to some opinions fast food is bad for health. Some people are sure that such food leads to different diseases, so it is necessary to eat healthy food. Many people like tasty food, but they do not think about its harm. Fast food has many advantages. This food is delicious and cheap. Everyone can buy and eat it in a cafe, at home or in transport. But fast food has much harm. For example, a lot of preservatives, dyes, oil are contained in it. These substances harm human health, lead to obesity. There are problems with the stomach, heart, liver, which appear because of fast food. Also, unhealthy food makes the skin ugly.