The answer to the famous book, the through train, Crusoe, is as follows: Crusoe was a classic novel written by Defoe in 1719. It told the story of a British businessman named Crusoe who was trapped on a deserted island for 27 years and how he relied on his wisdom and courage to survive. The following are the main plots and relationships of the characters: - Crusoe was a smart, hardworking and brave businessman. He encountered a shipwreck during a voyage and was drifted to a deserted island by the waves. - Crusoe lived on the deserted island for 27 years. During that time, he learned how to grow rice, fish, make wine, and other skills. He also gradually established friendships with people on other deserted islands. - Crusoe meets a hare, a parrot, an octopus, and a Friday. They become Crusoe's companions and friends. - Crusoe's mother tongue was English, but he also learned other languages such as French and Spanish. - Crusoe experienced many difficulties and challenges, such as loneliness, food shortage, bad weather, etc., but through his strong will and intelligence, he finally overcame these difficulties and lived on the island safely. Crusoe was regarded as a novel full of philosophical thinking and emotional experience. It explored the human will to live, free will and the conflict of civilizations. The novel was also adapted into various forms of works such as movies, TV series, games, and cartoons, which were loved by readers all over the world.