When you were six years old,you had 20 teeth.These are called milk-teeth.After you are six,your milk-teeth begin to (11) .They’re making way for a new (12) .As new teeth comein,they cut off the (13) supply to the milk-teeth.After a while,the milk-teeth fall out.By the time you are 25,you should have a whole new set of teeth.And you’ll have 12 (14) teeth.In all,you’ll have (15) teeth in each jaw. When you were six years old,you had 20 teeth.These are called milk-teeth.After you are six,your milk-teeth begin to (11) .They’re making way for a new (12) .As new teeth comein,they cut off the (13) supply to the milk-teeth.After a while,the milk-teeth fall out.By the time you are 25,you should have a whole new set of teeth.And you’ll have 12 (14) teeth.In all,you’ll have (15) teeth in each jaw.