I wish I were not so afraid of the dark.
If you played a team sport, you would be a lot fitter and healthier.
Unless it stops snowing, I will not go out today.
If I had gone to bed earlier last night, I wouldn't have felt so tired this morning.
If you mix blue and yellow, you get green.
If we all use public transport more instead of cars, pollution will be reduced.
If only I didn't get angry at Tim today.
If I wasn't on a diet, I would order a dessert.
If Katy had worn a helmet, she wouldn't have hurt her head when she fell off her bike.