CHarry was a boy of fourteen years old.He was tall and stron9.And he ran the fastest in his class.So everyone was very proud of him in his class.A new student came to his class a month ago.His name was Mike.He was thin and short.But his classmates found that he ran very fast while they were playing football.They wanted to know if Mike could run faster than Harry.Jack，one of.Harry’S friends，told Harry about it.Of course，Harry didn’t believe it.“Why not have a race with him?”said Jack.“That’s a good idea l’，said Harry.“Go to tell the unlucky boy.I’ll have a race with him tomorrow morning.Early the next morning，Harry got ready for the race.He was sure that he could be first.Jack didn’t wake up on time and couldn’t go with him.That evening Jack went to see Harry.They began to talk about the race.Harry’S grandma heard them in the next room.She came in and asked，“What’S the result，Harry?”“I was the second.Grandma.”answered Harry.“Congratulations to you!”the old woman said happily.“And how was Mike?”“He was the last but one. Harry didn’t believe Jack because（）.