Conditional sentences - rephrase

They paid the rent because they weren’t fired.

If they had .......................................................................................

We don’t go out very often because we can’t afford it.

If .................................................................................................................

My mom didn’t bake a cake. She didn’t have enough eggs.

If .................................................................................................................

The police officer helped me. That’s why I found the house.

If the police officer .........................................................................

He didn’t catch the train. He was late for his interview.

If he ............................................................................................................

The goods arrived in time, so the customer paid at once.

If the goods .........................................................................................

He doesn’t listen carefully. He will make many mistakes.

If he ............................................................................................................

Be careful not to spoil it!

If ........................................................................................................

If you don’t put petrol in the tank, the car won’t go.

Unless ......................................................................................................

I’ll call the police if you don’t leave me alone!

Unless .........................................................................................