21. The Beatles showed there were a range of emotions between love and hate .
range ： a number of different things of the same general sort or type （变动的，可供选择的）范围；幅度。
如：
a range of colors to choose from可以选择的一系列颜色；
a range of prices from 5 yuan to 50 yuan 从5元到50元不等的各种价格。
22. This country element ， Horowitz feels ， helped its audience express an urge to ‘’ get away from it all ， ‘’ ……
urge ： an instincitve drive .冲动。
如：
I felt an urge to further my studies in Europe .我有一种去欧洲深造的冲动。
23. ……these rock musicians mirror feelings……
mirror ： reflect 反映。
如：
The election result reflects their opinions.选举结果反映了他们的观点。
24. …… where it‘s heading ？
head （ for ） ： move toward （朝某一方向）前进。
如：
They were heading for the deep jungle for hunting .他们去丛林深处打猎。