1)In pairs, match the clausrs to make complete sentences, using will\won't or may\might.
1.If you (eat) a lot,...
2.If your parents (be) tall and thim,...
3.If you (not use up) much energy,...
4.If you  (not need) all the food you eat,...
5.If you (diet) a lot,...

a)you (probably\be) tall and thin too
b)you(not necessarily put on) weight.
c)you (not look\ your best).
d)you (not beed) to eat so much.
e)your body (store) the food as fat.