Hershey chocolate is famous around the world． The man who began it， Milton Hershey， was glad to share the fruits of success with others．
Milton Hershey was born on 13th September 1857． In 1871， he started working for a local printer． But he didn't like this kind of work and ended the job quickly． Later， he helped make candy in a factory． After a few years， Milton knew that he was a good candy maker and he wanted to start his own candy business． In 1886， he started a caramel （焦糖） business， and four years later his business was very successful． After seeing how chocolate was made， Milton loved it right away． He got married and sold the caramel company for one million dollars and opened up a chocolate factory．
Milton built a town with houses， schools， and stores so the people who worked in his factory could live nearby． As Milton made more money， he built a school for orphans （孤儿）． Milton的妻子去世后，他拿出他所有的钱捐给了学校．He also set up the M．S． Hershey Foundation （基金） which helped people get an education （教育）．
Milton Hershey died in 1945， but people remember him for not only making chocolate， but for his work to help people． He is someone who built a town and helped people get jobs． He is someone who built a school for children who did not have families． He is someone who helped those who were sick and someone who made that chocolate， that delicious chocolate which most of us throughout the world enjoy．



What does the underlined part "it" refer to？
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回答问题：When did Milton start a caramel business？
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从文中找出与下面所给句子意思相同的句子．
To make the workers live nearby， Milton built a town with houses， schools， and stores．
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将文中划线的汉语句子译成英语．
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将文中划线的英语句子译成汉语．
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