jack was born in a very poor family.at the age of seven,he had to pick coal in a mine near his home.then he sold what he had picked and earned a few coins to help his parents.he had no schooling,for being so poor,the family could not afford his school fees when he was fifteen,he became a cleaner at a school.looking 打不下去了,麻烦帮我翻译好吗?