Выбери нужный предлог 1.…Sunday s we don’t go to school. а)at b) on c) in 2.I wonder what he is laughing… . а)in b) on c) at 3.There are thirty pupils … our class. а)in b) after c) before 4.He sits … the first desk in the classroom. а)on b) at c) in 5.Look … the timetable. а)on b) in c) at 6.There are three pictures … the wall. а)on b) in c) at 7.She is never late … school. а)After b) for c) to 8.What about you Maths exercises, … they way? а)with b) in 3) by 9.In Russia children begin to go to school … the age of six. a)after b) at c) on 10.I usually go to school … half past seven. a)at b) in c) on

1. b) on

2. c) at

3. a) in

4. a) on

5. c) at

6. a) on

7. c) to

8. c) by the way

9. b) at

10. a) at

Task 6. Выбери нужный предлог.

1. b) On…Sundays we don’t go to school. а)at b) on c) in

2. I wonder what he is laughing c) at. а)in b) on c) at

3. There are thirty pupils а)in our class. а)in b) after c) before

4. He sits b) at the first desk in the classroom. а)on b) at c) in

5. Look c) at the timetable. а)on b) in c) at

6. There are three pictures а)on the wall. а)on b) in c) at

7. She is never late b) for school. а)After b) for c) to

8. What about you Maths exercises, 3) by the way? а)with b) in 3) by

9. In Russia children begin to go to school b) at the age of six. a) after b) at c) on

10. I usually go to school a)at half past seven. a)at b) in c) on

1) What ARE.you doING here? – I AM waitING for my friends.

2) What WERE you doING at 4 p.m. yesterday? – I WAS listenING to music.

3) When I CAME in he WAS SHOWING off his new laptop.

4) He WAS LEAVING for work when the phone RANG.

5) Listen! The phone IS RINGING – I’ll answer it.

6) It WAS RAINING when I WOKE up.

7) We WERE GOING shopping when we MET our friends.

8) It’s 12 o’clock now. I AM HAVING a lunch break. 

9) I can’t answer the phone now. I AM HAVING a shower.

10) I’m WATCHING  a very good film now. I AM really enjoyING it.

1. "Carbon calculators" can help you to know how much CO2 is produced by you.
2. Almost one ton of CO2 per person may be produced during a flight across the Pacific Ocean.
3. That can be done by buying energy-efficient light bulbs, refrigerators, and other appliances. By installing solar panels, we can make homes and businesses greener.
4. It may be offsetted by walking, riding bicycles, and driving hybrid cars.
5. This article implies the need  of reducing CO2 levels in the atmosphere.
Because, otherwise it may lead to global warming.