Complete the sentences. use past simple or past perfect. 1) when i(meet) john, i(understand) that i(see) him before. 2) when the second group of tourists(arrive) in london, the first group(already leave 3) they(go) home after the film(finish). 4) she(tell) us about the places she(see) while was travelling in england. 5) the children(go) to the skating rink as soon as they(return) from the museum. 6) mike(play) ten games by the end of the season. 7) sue(like) the new game though she never(play) it before. 8) by the end of the olympic games the national team(win) 12 medals

1) When I met John, I understood that I had seen him before.
2) When the second group of tourists arrived in London, the first group had already left.
3) They went home after the film had finished.
4) She told us about the places she had seen while was travelling in England.
5) The children went to the skating rink as soon as they had returned from the museum.
6) Mike had played ten games by the end of the season.
7) Sue liked the new game though she had never played it before.
8) By the end of the Olympic Games the national team had won 12 medals.

To my mind if we want to impove living conditions in our city we need to switch on our brains and think. Nowadays we live in fast moving world so there is less time think about conditions we live in. Firstly we need to reduce water pollution. It means we sholdn't throw out into water litter and domestic waste. Also big factories shouldn't pour their waste into rivers. Another problem is air pollution, there are many reasons which cause it. Such as car fumes and reeks from factories. I think it will be good to reduce the amount cars in our city. All in all the environment we live in have a stron influence on our health. Today manypeople suffers from various illnesses due to conditions we live. I am sure that people will solve this problem.

On the whole earth people love sports and games. I think, that спорть important for healthy of free time. Activities makes people strong, teaches win, lose and be better. Some people are engaged in sports for the sake of health, and the other - professionally. In each city many stadiums, sports grounds, pools. Almost all kinds of sports popular in our country, but фудбол, figure skating, tennis more popular. There are many people who like to run. In the morning and in the evening you can see the people who run in the parks, stadiums, as well as on сомих the streets. In each school students spend a lot of time, doing sports. First of all, they have the lessons of physical education. And after school they can train in different sections, engage in different kinds of sports. In our country, a lot of attention is paid to the professional sports. Every year be a lot of sports competitions, спартакиад and competitions. Every four years in different countries are Olympic games. There summer and winter Olympic games. This is a great sporting competition best athletes of the world. Some people take part in the competition, others prefer to watch them on tv. It is known that the hour walk useful permanent participation in the physical exercises. As for me, I am running in the morning,it is very useful for health, and not the main thing is to do what the sport, running also useful thing to you liked it!