6.D

7.C

8.D

9.B

10.A

11.B

12.C

13.B

14.C

15.A

16. A

17.C

18.B

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1. B“An important form is folk music.”                                                         2. A“Folk songs are the songs composed and sung by country people.”         3. C“Modern music is often music for dancing.”                                  4. D“In the 1950s and 1960s the people who wrote songs and played them with acoustic guitars…”                                                                      5. D'‘The songs were often “protest songs”, complaining of bad things happening in society.”                                                                                                                             6.D  7.C  8.D  9.B   10.A  11.B  12.C  13.B  14.A  15.C  16.A  17.C  18.C