Question

【题目】It is fairly common in Africa for there______ a group of expert musicians surrounded by others who also join in the performances.

A. being B. to be

C. be D. is

Answer 1

【答案】B

【解析】句意：在非洲，一群音乐专家被一群加入他们表演的人围住是很常见的。本题考查

there be 结构，用在It is common for sb. to do sth的结构中，故本题选B。