英语作文。内容：由八名美国学生组成的访问团来你校进行了为期五天的文化交流活动,

Fellow American students,
As time goes by,you have to go back to America.But we are attracted by your creations and humors.During the five days,we have improved our spoken English a lot.By communicating with you,we have learnt more knowledges about