7.Join the parts to make correct sentences:
a)You'll not understand the lesson 1.If you lie in the sun.
b)You'll not be tired the next day. 2.If you eat too many sweets.
c)You'll get a bad mark. 3.If you go to bed early.
d)You'll get a senburned. 4.If you don't eat your breakfast.
e)You'll be hungry and sick. 5.If you don't listen in classes.
f)You'll be strong and healthy. 6.If you don't work hard.
g)You'll harm your teeth. 7.If you do your moening exercises regularly.