Music comes in many forms; most countries have a style of their own.【C1】______the turn of the century when jazz(爵士乐)was born, America had no prominent【C2】______of its own. No one knows exactly when jazz was【C3】______, or by whom, but it began to be【C4】______in the early 1900s. Jazz is America’s contribution to【C5】______music In contrast to classical music, which【C6】______formal European traditions, jazz is spontaneous and free-form. It bubbles with energy, 【C7】______the moods, interest, and emotions of the people In the 1920s jazz【C8】______like America, and【C9】______it does today. The【C10】______of this music are as interesting as the music【C11】______. American Negroes, or blacks, as they are called today, were the jazz【C12】______. They were brought to the Southern States【C13】______slaves. They were sold to plantation owners and forced to work long【C14】______. When a Negro died, his friends and relatives【C15】______a procession to carry the body to the cemetery. In New Orleans, a band often accompanied the【C16】______. On the way to the cemetery the band played slow, solemn music suited to the occasion,【C17】______on the way home the mood changed. Spirits lifted. Death had removed one of their【C18】______, but the living were glad to be alive. The band played【C19】______music, improvising(即兴表演)on both the harmony and the melody of the tunes【C20】______at the funeral. This music made everyone want to dance. It was an early form of jazz.【C3】