2017托福100篇阅读理解试题（三十）_第2页

　　6. The author mentions the farm laborer and his friends (lines 10-14) in order to do which of the following?

　　(A) Explain how a folk song evolves over time

　　(B) Illustrate the importance of music to rural workers

　　(C) Show how subject matter is selected for a folk song

　　(D) Demonstrate how a community, chooses a folk song

　　7. According to the passage , why would the original composers of folk songs be forgotten?

　　(A) Audiences prefer songs composed by professional musicians.

　　(B) Singers dislike the decorative touches in folk song tunes.

　　(C) Numerous variations of folk songs come to exist at the same time.

　　(D) Folk songs are not considered an important form of music.

　　8. The word "essence" in line 16 is closest in meaning to

　　(A) basic nature

　　(B) growing importance

　　(C) full extent

　　(D) first phase

　　9. The author mentions that published music is not considered to be folk music because

　　(A) the original composer can be easily identified

　　(B) the songs attract only the young people in a community

　　(C) the songs are generally performed by professional singers

　　(D) the composers write the music in rural communities

　　参考答案：BDBCC ACAA