A.work long hours
B.to classical music
C.emotions of the people
D.of its own
A. forced to【T13】______
B. In contrast【T14】______
C. expressing the moods, interest, and【T15】______
D. no prominent style【T16】______
Music comes in many forms; most countries have a style of their own. At the turn of the century when jazz (爵士乐) was born, America had【T17】______ . No one knows exactly when jazz was invented, or by whom, but it began to be heard in the early 1900s. Jazz is America's contribution to popular music.【T18】______ , which follows formal European traditions, jazz is spontaneous and free-form. It bubbles with energy,【T19】______. In the 1920s jazz sounded like America, and so it does today. The origins of this music are as interesting as the music itself. American Negroes, or blacks, as they are called today, were the jazz pioneers. They were brought to Southern States as slaves. They were sold to plantation owners and【T20】______ . When a Negro died his friends and relatives formed a procession to carry the body to the cemetery. In New Orleans, a band often accompanied the procession. On the way to the cemetery the band played slow, solemn music suited to the occasion. But on the way home the mood changed. Spirits lifted. Death had removed one of their numbers, but the living were glad to be alive. The band played happy music, improvising (即兴表演) on both the harmony and the melody of the tunes presented at the funeral. This music made everyone want to dance. It was an early form of jazz.
单选题
【T13】
【正确答案】
A
【答案解析】解析：本题主要考查force to do sth．的用法。因为空格前为forced to，所以空格处应填入以动词原形开头的结构。所以，答案是work long hours。