1) People so often speak about ecology these day because this science is very important.
2) Ecology is an important science because it deals with world-wide problems for humanity and it is a science about our environment.
3) People first started speaking about ecology in the 20th century.
4) It uses the information of zoology, biology, chemistry, geography and some other sciences.
5) There are a lot of problems and the most important are different kinds of pollution ( air, water, land ), global warming, destruction of ozon layer and many other problems.
6) It has a great impact on every living thing, for example when we pollute water in rivers and lakes fish die and many animals have lack of food if they use fish as their food.
7) Human ecology studies the problems with nature which are connected with people.
8) My natural evironment isn't healthy. I live in a big city and it is very dirty because of cars and buses fumes. The air is bad and the soil is also polluted.
Дом моих друзей -my friends' house
<span>игра мальчиков -the boys' game</span>
<span>игра мальчика-the boy's game</span>
<span>11. They went to St. Petersburg in summer.
Where did they go in summer?
When did they go to </span>St. Petersburg<span>?
Who </span>went to St. Petersburg in summer<span>?
12. I'll listen to rock music at home.
Who will</span> listen to rock music at home<span>?
Where wi</span>ll you listen to rock music<span>?
What kind of music will you listen to?
13. Mary is going to learn English.
Who </span>is going to learn English?
What language is she going to learn<span>?
14. Sam and his girlfriend have come to stay with us this weekend.
Who </span>has come to stay with us this weekend<span>?
Where have </span>Sam and his girlfriend come to stay<span>?
15. There were five students in the class.
Where </span>were there five students<span>?
How many students were there in the class?
16. It usually takes me five minutes to get to the college.
How long does it take you to get to the college?
17. My father is forty-seven years old.
Who </span>is forty-seven years old<span>?
How old is your father?
18. This magazine costs fifteen rubles.
How much does t</span>his magazine cost<span>?
What </span>costs fifteen rubles<span>?
What kind of magazine costs</span> fifteen rubles<span>?
19. They collected stamps.
What did they collect?
Who </span>collected stamps<span>?
20. We have been friends with Vlad for quite a long time.
How long </span>have you been friends with Vlad<span>?
21. It is raining.
Is it raining?
22. She likes cooking.
Does she like cooking?
23. He has taken a few pictures.
Has he taken a few pics?
24. They don't know English.
Do they know English?
25. We didn't go to a disco yesterday.
Did you go to the disco yesterday?
26. She was my great friend.
Was she your great friend?
27. Mike collected posters last year.
Did Mike collect posters last year?</span>
At the beginning of this summer, I was preparing for the exams and passed them successfully. After that, there was a graduation party, where we had a lot of fun with our classmates. In August I went for 7 days to the sea, in Sochi. There we went to an amusement park, took a ride on the most terrible atrakionions and got a lot of adrenaline. The most beautiful place in Sochi, where we were - is Rosa Khutor. We climbed the mountains at 2320 meters. It was the best vacation!
1 they will be at home soon 2i will not speak to her next week 3they will meet her at the railway station