The country life he was used to greatly since the opening policy.
A. change
B. has changed
C. changing
D. having changed
网友回答
A. change
(答案→)B. has changed
C. changing
D. having changed
解析:选B。The country life 是定语从句的先行词,同时也是句子的主语。而he was used to是定语从句,省略了关系代词that/which。