You’ll miss the train if you don’t hurry!If I miss the train today, I’ll drive to work.I will pass my math exam if I study hard.If it rains, we won’t have our picnic.If you stay out in the rain too long, you’ll get sick!My mom will be angry if I’m late tonight! 2. SuperstitionsIf you see a penny on the ground and pick it up, it will bring you good luck!If you break a mirror, you will have 7 years of bad luck!If you rub a rabbit’s foot, it will bring you good luck!If you walk under a ladder, you will have bad luck!You will have bad luck if you open an umbrella indoors.
If they don't come here, we'll have to go there.
If you feel sick, you must stay in bed.
If you drink too much, you'll get drunk.
If they don't want to go out, they can stay home.
If you pay now, you'll get a discount.
If we don't hurry, we'll miss our bus
If you work hard, you may become a millonaire someday.
If she doesn't call you, you can call her.
If it rains today, I'll stay at home