Questions 47 to 56 are based on the following passage.
Rock and roll is a genre of popular music that evolved in the United States in the late 1940s and early 1950s. Its 47 lie mainly in blues, rhythm and blues, country, folk, gospel, and jazz. The style subsequently spread to the rest of the world and developed further, leading ultimately to 48 rock music.
The term “rock and roll” now covers at least two different meanings, both in common usage. The American Heritage Dictionary and the Merriam-Webster Dictionary both 49 rock and roll as synonymous with rock music.
50 , defines the term as referring specifically to the music of the 1950s.
Classic rock and roll is 51 played with one or two electric guitars, a string bass or an electric bass guitar, and a drum kit. In the 52 rock and roll styles of the late 1940s, either the piano or saxophone was often the lead instrument, but these were generally 53 or supplemented by the guitar in the middle to late 1950s.
The massive popularity and eventual worldwide view of rock and roll gave it a 54 social impact. Far beyond simply a musical style, rock and roll, as seen in movies and in the new medium of television, 55 lifestyles, fashion, attitudes, and language. It went on to spawn various sub-genres, often without the initially 56 backbeat, that are now more commonly called simply “rock music” or “rock”.
A) define I) followed B) characteristic J) modern
C) unique K) explanation D) roots L) Conversely
E) usually M) replaced F) Basically N) prepare
G) earliest O) seldoH) influenced
Section A
47. D)。此處需要一個名詞。此處講的是搖滾主要植根於布魯斯、節奏布魯斯、鄉村音樂、民歌、福音歌以及爵士樂。
48. J)。此處需要一個形容詞。參見上題解析可知，搖滾最終發展爲現代的搖滾音樂。
49. A)。此處需要一個動詞。根據前面出現的兩個詞典給出的解釋及後面的內容可以推斷，這裏是對搖滾進行定義。
50. L)。此處需要一個副詞。根據上下文可知，與前兩個詞典的定義不同，它將搖滾定義爲20世紀50年代的音樂而不是現代音樂。
51. E)。此處需要一個副詞。根據上下文可知，古典搖滾樂通常由如下樂器合奏：一兩把電吉他;一個弦貝司或電貝司;一組架子鼓。
52. G)。此處需要一個形容詞。根據下文出現的1940s這個時間可知，這裏講的是20世紀40年代末期出現的'最早的搖滾風格。
53. M)。此處需要一個動詞。根據下文“or supplemented by the guitar”可知，鋼琴與薩克斯風這些早期主打樂器被20世紀50年代中後期的吉他所取代或補充。
54. C)。此處需要一個形容詞。根據上下文可知，搖滾對社會產生的影響是獨特的。
55. H)。此處需要一個動詞。此處講的是，除了音樂風格，在電影及電視媒體裏均可見搖滾對生活風格、流行、態度及語言的影響。
56. B)。此處需要一個形容詞。此處講搖滾繼續發展成各種不同的類型，一般都沒有搖滾樂初期特有的強節奏基調。
