1. If Phong had enough money, he could travel abroad

2. If I drove too close to the animals on safari, they would ger scared

3. If Tom had a passport, he could travel abroad

4.  If there weren't so many tourists visiting the national parks, the enviroment there wouldn't be badly damaged

5. If tourists didn't throw litter in the river, the water wouldn't be polluted

6. If I could swim, I would be going scuba-diving with you

1, if Phong had enough money, he could travel abroad.

2, if I don't drive too close to the animalon safari, they won't get scared. 

3,if Tom had a passport, he could travel abroad.

4, if there are so many tourists visiting the national pask, the environment there will be badly damaged.

5, if Tourists throw litter in the river, the water will be polluted.

6, if i could swim, i would going scuba - diving with you.