Music comes in many forms; most countries have a style of their own.【A1】______ the turn of the century when jazz was born, America had no prominent【A2】______ of its own. No one knows exactly when jazz was【A3】______ , or by whom. But it began to be【A4】______ in the early1900s. Jazz is Americas contribution to【A5】______ music. In contrast to classical music, which【A6】______ formal European traditions, jazz is spontaneous and free-form. It bubbles with energy, 【A7】______ the moods, interests, and emotions of the people. In the 1920s jazz【A8】______ like America, and【A9】______ it does today. The【A10】______ of this music are as interesting as the music【A11】______ . American Negroes, or blacks, as they are called today, were the jazz【A12】______ . They were brought to Southern States【A13】______ slaves. They were sold to plantation owners and forced to work long【A14】______ . When a Negro died his friend and relatives【A15】______ a procession to carry the body to the cemetery. In New Orleans, a band often accompanied the【A16】______ . On the way to the cemetery the band played slow, solemn music suited to the occasion. 【A17】______ on the way home the mood changed. Spirits lifted. Death had removed one of their【A18】______ , but the living were glad to be alive. The band played【A19】______ music, improvising on both the harmony and the melody of the tunes【A20】______ at the funeral. This music made everyone want to dance. It was an early form of jazz.