◎ 题干
It is fairly ________ in Africa for there being a group of expert musicians ________ by others who also
join in the performances.
[     ]
A. regular;surrounding  
B. common;surrounded
C. ordinary;surrounding  
D. usual;surround
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“It is fairly ________ in Africa for there being a group of expert musicians ________ by others who alsojoin in the performances.[ ]A. regular;surroundingB. c…”主要考查了你对  【形容词】【过去分词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。