根据短文内容,用括号内所给动词的正确形式填空.
Joy Chou was not good at his lessons and didn’t go to a college.He believed that he ____(can) live on music . He made his dream ______(come) true .When he was 3 years old , he ______(start)to learn to play the piano. At the age of 16, he _______(write) songs for some of the most famous singers. The songs ____(sing) by him got great success and young people got crazy about his voice. He has become the real king of the music world.