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I will stay at home if it rains this afternoon.
If my brother goes abroad , I will be very worried.
You won't earn enough money if you don't work more hours.
Melissa won't be able to go out later if she doesn't finish her homework.
If I go to the supermarket later, I will buy some tomatoes.
Peter will get wet if he doesn't take an umbrella.
If I find the book you lent me, I will give it back to you.
They will be angry if we don't visit them them next Saturday.
What will happen if you don't go to work tomorrow?
Many workers will lose their jobs if that factory closes down.
I won't buy a bigger house if I get promoted at work.
If he doesn't finish the vegetables, won't have a desert.
My uncle won't be able to go to the opera if he doesn't remember to get the tickets.
If you don't put sugar in your coffee, it won't taste nice.
Sandra, if you don't hurry up, you will be late for the meeting.
Cristopher will be so happy if he finds the money he lost.
Your motorbike won't break down if the mechanic checks it
If you don't take an aspirin, your headache won't disappear.

Explicación:

Ten una buena noche.