. To the surprise of many people, in ten years the city’s population by 12%.
A. gained
B. expanded
C. developed
D. spread
网友回答
A. gained
(答案→)B. expanded
C. developed
D. spread
解析：词义辨析。 A. 增加；收获 B. 扩张；发展C. 发育；生长 D.传播；展开。句意：让许多人吃惊的是，在十年中这个诚实的人口扩展了12%。故选B。