Music is often divided into several categories, or groups. Some of the categories are: classical music, traditional music, rock music, and jazz. The first,classical music, orchestra music(管弦乐)that originated(起源)in Europe a few hundred years ago. Most of the originalmusic was composed, or written, in Italy, Germany, Austria, or Russia. Beethoven and Bach were two famous of classical music. Classical music is usually by a variety of stringsuch as the violin and by a variety of wind instruments such as the flute. The second type of music is traditional music. Traditional music isthat came from a particular.Every culture has its own special of traditional music and its own instruments for playing its traditional music. _kind of music is rock music. Rock is generally a kind ofmusic, played with a strong.Rock musicians often use instruments, such as electric guitars and electric pianos. Rock music probably in Europe about 30 or 40 years ago. Rock became very especially among young people. The kind of music is jazz. Jazz probably from Africa originally. These are the fourtypes of music. Certainly there are categories of music. In addition, many kinds of music are combinations of classical and traditional music, or classical music and jazz, or rock music and jazz, and so on.