Join the parts to make correct sentencess.
If you lie in the sun A)you 'll not uderstand the lesson.
If you eat too many swets B) you'll not be tired the next day.
If you go to bed early C)you'll not get a bad mark
If you don't eat your breakfast D) you'll get sunburned.
If you don't listen in class E)you'll be hungry and sick.
If you don't work hard F)you'll be strong and healthy.
If you do your morning exercises regularly G)you'll harm your teeth.