Question

СРОЧНО ПОЖАЛУЙСТА 1. The day before yesterday we ... (to invite) to the nature center by our biology teacher. 2. If we...(to go) to the nature center, we (to find out) about endangered animal and plant species. 3. The collecting waste paper company... (to organize) next week. 4. You (to help) save a lot of trees if you ...(recycle) old paper and newspapers. 5. In ancient times air....(not to pollute) as much as nowadays. 6. "Greenpeace"... (to know) all over the world. 7. A lot of plants... (to plant) already in our park. 8. Unfortunately, a lot of rainforests....(to cut) down to make paper for years. 9. I think if my family.... (to turn off) the tap while brushing teeth, a lot of water resources on the Earth.... (to save). 10.Our rivers... (be) clean, if people...(not to throw) rubbish into them. 11. We...(to reduce) the use of natural resources if we ... (to recycle) old and used things? 12. What problem we... (to have) if we... (not to stop) pollute oceans, seas, rivers? 13. The forests.... (to cut) down in your country? 14. The air.... (to pollute) in your town by factories?

Answer 1

1. were invited to

2. go to, will find out

3. is being organized

4. will help, recycle

5. was not polluted

6. " is known

7. have been planted

8. have been cut .

9. turns off, will be saved.

10. would be, didn't throw

11. can reduce, recycle

12. will we have, don't stop

13. being cut

14. being polluted

Answer 2

1. The day before yesterday we were invited to the nature center by our biology teacher.
2. If we had gone to the nature center, we would have found out about endangered animal and plant species.
3. The waste paper collection company is organizing an event next week.
4. You would help save a lot of trees if you recycled old paper and newspapers.
5. In ancient times, the air was not polluted as much as nowadays.
6. "Greenpeace" is known all over the world.
7. A lot of plants have already been planted in our park.
8. Unfortunately, a lot of rainforests have been cut down to make paper for years.
9. I think if my family turns off the tap while brushing teeth, a lot of water resources on Earth will be saved.
10. Our rivers would be clean if people didn't throw rubbish into them.
11. We could reduce the use of natural resources if we recycled old and used things.
12. What problems will we have if we don't stop polluting oceans, seas, and rivers?
13. Are the forests being cut down in your country?
14. Is the air polluted in your town by factories?