Complete these first conditional sentences with the verbs in brackets.
1 You____your teeth if you____too many sweets.(harm,eat)
2 If you ___ not____fresh fruit and vegetables,you___not____healthy.(eat,be)
3 If you___your food,it___its vitamins.(boil,lose)
4 You___fit if you ____some exercise.(get,take)
5 If you___a lot of cola before bed,it____probably____you awake at night.(drink,keep)