This is my new ciassmate,Jack.He is the tallest student in our ciass.He has black hair and big eyes,so he looks smart.He studies very hard ,he likes reading and piaying football.He is also good at swimming,he is the member of our school Swimming Club.
　　Jack is a poilte boy.He always help others if somebody needs help.For example,last Friday,he helped an old woman cross the road when the traffic lights is red.
　　In a word,he is very poilte and helpfull.All of the teachers like him very much.