Karl Marx was born in Germany on May 5th, 1818. 1 he was a child, he was forced to leave his country again and again. He lived in Belgium, England and some other 2 .
His mother tongue was German and at school he 3 French and English, but he felt his English was poor. So he 4 up his mind to improve his English. He began to work hard 5 it. He made so much progress 6 he could soon read English newspapers and write English articles.
However, there were 7 things that he thought were too difficult for him—the grammar and some of the idioms （习语）. He often encouraged himself by saying " 8 I keep on trying, I'll make even greater progress." At the same time, his close friend, Engels, often wrote to 9 him for his hard work in learning English.
In one of Marx's books, he gave people who were learning a foreign language some 10 on how to learn it well. He said a foreign language was necessary for a person to have a 11 future. He said a person should translate every word he heard into the foreign language he was learning. If he could do this, it would be 12 for him to use the language freely.
In April, 1841, he 13 his doctor's degree. After that, he began to write articles for a newspaper. He wrote about the housing problems of poor people and their hard life. 14 he tried, he did his best.
During the 1840s, Marx and Engels wrote a book together. These words of theirs became very 15 : "Working people of all countries, unite (联合)! "
