3) I don't want to go out. If I wanted to go out, I'd go.
4) We haven't got a key. If we had a key, we could get into the house.
5) I'm not hungry. I would have something to eat if I were hungry.
6) Sue enjoys her work. She wouldn't do it if she did not enjoy it.
7) You can't drive. If you could drive, I would lend you my car.
8) He speaks too fast. I could understand him better if he spoke more slowly.
9)I have a lot to do today. If I didn't have so much to do, we could go out.