11. These aren‘t idle questions .
idle ： of no real worth or purpose 无聊的。
如：
idle rumor无聊的谎言。
12. Horwitz sees the rock music arena as a sort of debating forum ， a place where ideas clash and crash .
a. see …… as …… ： consider …… as ……把……看作……
b. forum ： a meeting place of discussion of matters of public interest论坛。
c. a place 是a sort of debating forum的同位语，后面由 where引导的句子是定语从句，修饰 a place.
‘’ ideas chash and crash ‘’意为“各种思想冲撞”。
13. ‘’ The redefinition ， ‘’ Horowitz says ‘’ is a task uniquely performed by the young……‘’
‘’ uniquely performed by the young ‘’ 是过去分词短语，用于修饰前面的‘’a task‘’。
14. It is they alone who combine invention and exaggeration ， ……
a.it is …… who （ that ） 是强调句式。
b.alone ： （ after a noun or pronoun ） only（在名词或代词后面）仅，只。
His name alone was enough to draw a large audience .仅仅他的名字就足以吸引一大批观众。
15. ‘’ Rock music ，‘’ he says ‘’ is really a sociological expression rather than a musical force . ‘’
rather than ： instead of 而不是（肯定前者，否定后者。）
比如：
He is a poet rather than a novelist .与其说他是小说家，不如说他是诗人。
这里介绍另一个短语or rather，意为 more exactly更为确切地说“。
如：
late last night ， or rather early this morning昨天深夜，更为确切地说，是今天清晨。
16. It‘s just that Elvis managed to embody the frustrated teenage spirit of the 1950s .
a. 句中的it有 the reason的意思， that = be cause .
b. embody ： give a definite form to具体体现
如：
The statue embodies the sentiment of the sculptor .这尊塑像表现了雕像家的感情。
The latest model of the lorry embodies many improvements .卡车的最新式样体现了许多改进的地方。
17. TV network banned him .
a. network ： a group of radio or television stations linked by wire or microwaves （广播，电视）广播网 b. ban ： prohibit ， forbid 禁止。
如：
Students are banned from reading dirty books .禁止学生阅读色情书刊。
18. Most of the older viewers frowned ， while most of the younger viewers applauded .
a. frown： to wrinkle the forehead ， such as when one is displeased or in deep thought皱眉。
如：听到我说错了答案，他便皱起了眉头。
短语frown on （ upon ）表示“不赞同”。
如：
He frowned upon my plan .他不赞同我的计划。
b. applaud ： to clap the hands together in approval or appreciation鼓掌喝彩；称赞。
如：
The audience applauded wildly .观众热烈鼓掌。
c. 连接词while在这里表示对照，
再如：
I like books while my brother loves sports .我喜欢书，而我的兄弟则热衷于体育。
19. The Rolling Stones ， arrogant street-fighting men ， demanded revolution .
arrogant ： acting as if one were more important than others傲慢的；妄自尊大的。
如；
He was just too arrogant to his subordinates .他对他的部下太傲慢了。
20. Feelings ， always a part of any musical statement ， were a major subject .
这里always a part of any musical statement 是feelings的同位语。