三、信息还原
There are many different kinds of music in the world that can bring us all kinds of feelings.
Classical music
This kind of music is a little serious but elegant(高雅的)，and it has lasting value.
1.
A
If you wish to learn this kind of music, you have to go through plenty of training.
Heavy metal（金属）music
The music came out in the mid-20th century. The melody（旋律）of the music is heavily influenced by its strong, repetitive structure and powerful rhythm. 2.
B
Hip-hop/Rap music
This music always includes the use of instruments such as the guitar, piano, drums and bass（低音吉他）. 3.
E
It has roots in African American and African traditions, and was first developed in the streets of New York in the 1970s.
Opera music
It first appeared in Italy in the 1600s. 4.
G
Not all music lovers are interested in this type of music because it's more professional（专业的）and not so easy to understand.
Jazz music
Jazz is a type of American music. 5.
D
So it usually sounds casual and relaxing. The main musical instruments are the cornet（短号）, trumpet and violin, which help carry the melody and express strong feelings. Someone might think of it as a musical conversation.
Besides these, there are many other kinds of music such as the blues, country music and rock music. No matter what kind of music it is, it's sure to make the world colourful and amazing.
解析：
【分析】
这是一道信息还原题，需结合各类音乐的特征匹配对应选项。先梳理每种音乐的核心特点，再逐一对应选项：1. 古典音乐需大量训练，对应需要高音乐技巧的描述；2. 重金属音乐的创作遵循标准音乐形式；3. 嘻哈音乐中低音吉他起重要支撑作用；4. 歌剧结合戏剧艺术且用于剧院；5. 爵士乐中音乐家表演时自由创作旋律。
【解析】
1. 古典音乐段落提到学习它需要大量训练，说明这类音乐需要高音乐技巧，对应选项A，故1选A。
2. 重金属音乐段落介绍其旋律受结构和节奏影响，选项B说明重金属音乐的创作遵循标准音乐形式，符合其特点，故2选B。
3. 嘻哈音乐段落提到包含低音吉他等乐器，选项E指出低音吉他在这类音乐中起重要支撑作用，匹配该音乐特征，故3选E。
4. 歌剧音乐段落介绍起源于意大利，选项G说明歌剧结合戏剧艺术和音乐创作且用于剧院，符合歌剧的属性，故4选G。
5. 爵士乐段落提到听起来随意放松，选项D说明音乐家表演时自由演奏创作旋律，对应爵士乐即兴的特点，故5选D。
【答案】
1.A 2.B 3.E 4.G 5.D
【知识点】
信息还原题、音乐常识
【点评】
本题考查不同音乐类型的特点，需结合各类音乐的基本特征匹配对应描述，难度适中，学生只要熟悉常见音乐的特点即可完成。
【难度系数】
0.5
