If... my boss, he will be very angry.
I ask
I asked

If... enough money, I would travel around Europe.
I had
I have

If... how to cook, I would make you a cake for your birthday.
I knew
you knew

What would you do if... a million dollars?
you had
you have

If I knew the answer,... tell you.
I would
I will

Where... go if you had a car?
will you
would you

If Thomas... so much, he wouldn't be so fat.
didn't eat
wouldn't eat

Richard... the exams if he worked harder.
would pass
passed