12.3
2. If there was a good film on TV tonight, I would watch it.
3. This room would be nicer if we had some pictures on the wall.
4. If there wasn't so much traffic, the air would be cleaner.
5. Life would be boring if every day was the same.
6. If I had nothing to do, I would be bored.
7. We could invite all our friends to stay if we had a bigger house.
8. If we had more money, we would buy a bigger house.
12.4
2. If I could go anywhere in the world, I would go to the Moon.
3. I wouldn't be very happy if I had no friends.
4. I'd buy a house If I were a millionaire.
5. If I saw an accident in the street I would go and help drivers and their passangers.
6. The world would be a better place if it was without diseases.