Dear sir,
First I am very greatful about writting this letter.And I'm a school student,I want be a volunteer in the Shanghai Expo.I am very good at speaking English.because I want become a journalist when I grow up.So I always talk with foreigners.I think the English is very useful in the future.I want service for everybody in different country.I am interested in history.Sometimes I always go to library borrow some books to read.and I have been learning some other languages even though it's so hard for me.but I will be rise the sun up.