The word retention in paragraph 3 is closest in meaning to
A. consumption.
B. preservation.
C. combination.
D. generation.
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Why does the professor bring his favorite records to the class？
A. To talk about his collection of records,
B. He wants the class to listen and learn to appreciate jazz music.
C. He plans to spend most of the class listening to music instead of lecturing.
D. He wants the class to have fun.
建设工程项目总承包的基本出发点是()。
A. 实施总价包干
B. 实施交钥匙
C. 实现建设过程的组织集成
D. 应用总价合同
According to the professor, how did the segregation laws of 1894 affect the development of
A. It forced two different styles of music to clash.
B. It triggered the whites to adapt and imitate jazz, which resulted in the Dixieland style.
C. It combined elements of African music with elements of Western European music.
D. It caused the combination of different cultures and resulted in the creation of the genre.
According to the speaker, who should be responsible for the lack of serious programs on TV？
A. Businessman.
B. TV set owner.
C. TV station owner.
D. The commercial TV systems.
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