选词填空。(5分)
（1）_______ you heavier than Tom? (is, am, are )
（2）______ (If, When) you are sick. See the doctor.
（3）______ (Do, Does) your father have a toothache?
（4）_______ (Eat, Drink, Take) some medicine.
（5）I _______ (hurt, sore) my leg.