The second conditional is used to imagine present or future situations that are impossible or unlikely in reality.

If we had a garden, we could have a cat.

If I won a lot of money, I'd buy a big house in the country.

I wouldn't worry?if I were you.

The structure is usually:?if?+ past simple >>?+?would?+ infinitive.?

When?if?is followed by the verb?be,?it is grammatically correct to say?if I were,?if he were,?if she were?and?if it were. However, it is also common to hear these structures with?was, especially in the?he/she?form.

If I were you, I wouldn't mention it.

If she was prime minister, she would invest more money in schools.

He would travel more if he was younger.