问题
选择题
The country life he was used to_________ greatly since 1992.
A．change
B．has changed
C．changing
D．have changed
答案
答案：B
题目分析：考查时态。sb be used to sth/doing sth习惯于（做）某事，句中的he was used to是省略了that/which的定语从句，修饰The country life，排除C。since 1992自从1992年以来，与现在完成时连用，故选B。