Here are the completed sentences and questions:
- Nick wouldn't have to commute every day if he worked from home.
- If they had such a noisy dog, they would get on better with their neighbours.
- I wouldn't buy that bike if I were you - it's too expensive.
- Would we sell our house if somebody offered us enough money?
- If my mother-in-law lived with us, we would get divorced.
- Would you share a flat with me if I paid half the rent?
- If my sister didn't tidy her room more often, it wouldn't be such a mess.
- You wouldn't treat me like this if you really loved me.
- If we painted the kitchen white, would it look bigger?
- I wouldn't buy a house with a garden if I didn't enjoy gardening so much.