The rising house price and the high income tax rate have become the biggest ______ of the ordinary people in China today．

A.concern

B.influence

C.involvement

D.occupation

答案及解析： A

解析：

名词词义辨析。   A. concern 关注   B. influence 影响   C. involvement 参与    D. occupation 职业 如今快速增长的房价以及高税收成为中国百姓最关注的事情。 选A