If I knew ... I wish I knew ...

If I (know) his number, I would phone him.

I (not / buy) that coat if I were you.

I (help) you if I could, but I'm afraid I can't.

We would need a car if we (live) in the country.

If we had the choice, we (live) in the country.

This soup isn't very good. It (taste) better if it wasn't so salty.

I wouldn't mind living in England if the weather (be) better.

If I were you, I (not / wait). I (go) now.

You're always tired. If you (not / go) to bed so late every night, you wouldn't be tired all the time.

I think there are too many cars. If there (not / be) so many cars, there (not / be) so much pollution.