Complete the sentences. 1.I don't know the answer. If I KNEW the answer, I'd tell you. 2.I have a car. I couldn't travel very much if I DIDN'T HAVE a car. 3.I don't want to go out. If I ____ to go out, I'd go. 4.We haven't got a key. If we____ a key, we could get into the house. 5.I'm not hungry. I would have something to eat if I ____ hungry. 6.Sue enjoys her work. She wouldn't do it if she ____ it. 7.You can't drive. If you ____ drive, I would lend you my car. 8.He speaks too fast. I could understand him better if he ____ more slowly. 9.I have a lot to do today. If I ____ so much to do, we could go out.