2. I had been waiting for him for 20 minutes when I realised that I was in the wrong restaurant. 3. At the time the factory closed down, Sarah had been working there for five years. 4. The orchestra had been playing for ten minutes when a man in the audience suddenly began shouting. 5. I had been walking along the road for five minutes when I saw a monster.
16.3
1. It was very noisy next door. Our neighbours were having a party. 2. We were good friends. We had known each other for a long time. 3. John and I went for a walk. I had difficulty keeping up with him because he was walking so fast. 4. Mary was sitting on the ground. She was out of breath. She had been running. 5. When I arrived, everybody was sitting round the table with their mouths full. They were eating. 6. When I arrived, everybody was sitting round the table and talking. Their mouths were empty but their stomachs were full. They had eaten. 7. Jim was on his hands and knees on the floor. He was looking for his contact lens. 8. When I arrived, Kate was waiting for me. She was rather annoyed with me because I was late and she had been waiting for a very long time. 9. I was sad when I sold my car. I had had it for a very long time. 10. We were extremely tired at the end of the journey. We had been travelling for more than 24 hours.
1) it’s a letter. 2) 1. pollution 2. natural habitats 3. endangered species 4. acid rain 5. environment 6. power stations 7. recycling the rubbish 8. the fumes from car 9. the government 10. to destroy 11. to protect 12. to disappear 13. to reduce
3. Грамматика 1) destroys, starts 2) have been learning, has been damaging, has been talking 3) IT (1) pollution IT (2)the government
4) вопросы 1. It starts with the smoke from power stations and the fumes from car exhausts. The clouds take in the smoke and then it rains down on us. 2. Acid rain has been damaging the environment for years. 3. We can do little things like walking to school instead of taking the bus, recycling our rubbish. 4. We should start recycling things made of glass, paper, plastic and aluminium. We should stop smoking and plant as many trees as we can because they can give us more oxygen, throw garbage in special places, don’t burn bonfires in the forest. Do not wash the car in a pond or pour technical waste into the water; Feed urban birds in winter; participate in community work days to clean the forested area.
1) 1) sit
not eat
2) watch
3) read
4)
5) not watch, play
2) 1. was your brother past cooking dinner at eight half?
yes, my brother was cooking dinner
2. were Lauren and Ben speaking on their cellphones yesterday at two o'clock aftermoon?
no, they didn't talk on the phone yesterday
3. were kites flying you and your friends on afternoon Saturday?
yes
4.was last night Claire sleeping in her bedroom at eleven o'clock?
nope