Объясните почему выбрали того или иного варианта? if only i made that choice wasn’t didn’t haven’t hasn’t

If only I haven't made that choice.

1. They have been traveling since last September.

2. She has been reading for 2 hours.

3. I have been dreaming of going to China for many years.

4. She has been living in Moscow for a long time.

5. I have been working at this bank for 5 years.

6. How long have you been renting your apartment?

7. We habe been watching a movie for 10 minutes, but it feels like an eternity. The movie is so boring.

8. How long have you been studying Russian?

9. She has known Peter since childhood.

10. They have been playing tennis for 30 minutes.

Объяснение:

1) Living conditions for the life brigade members are not very comfortable here.
2) The plants died through lack of water.
3) If people burn poisonous waste, they can produce dangerous gases.
4) Some part of waste can be useful if you know how to recycle it.
5) Acid rain can poison rivers and lakes, it can destroy metal things and buildings too.
6) Toxic waters can poison fish.
7) Nowadays people spill a lot of oil into the sea.
8) If you do it, oil remains on top of the water and sea plants and animals have shortage.
9) Nuclear power stations use uranium to produce electricity.
10) Evidently, a lot should be done to solve the ecological problems we are facing these days.
11) California has a large Spanish-speaking population.