It can be inferred from the last paragraph that
A. the dram to build interplanetary Internet can be fulfilled in the future
B. interplanetary Internet will become commercialized in 100 years.
C. the research of Internet took 50 years.
D. it will take a long time to build interplanetary Internet.
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From the third paragraph, we may infer that
A. traditional cultural heritage is worthy of preservation.
B. the universal features shared by all cultures aren't worthy of notice.
C. musicians pay more attention to the preservation of traditional music.
D. the more developed a culture, the more valuable the music it has fostered.
The main idea of the first paragraph is
A. the importance of cultural tools and technology.
B. the cultural influence of the development of civilization.
C. the focus of the study of the material culture of music.
D. the significance of the research into the musical instruments.
The word "phonograph"(Para. 1) most probably means
A. record player.
B. radio.
C. musical technique.
D. music culture.
A drama is arranged mainly in accordance with
A. the will of the dramatist.
B. the sequence of events.
C. the law of dramatic art.
D. the need of performance.
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