问题补充:
My uncle a farmer. Now he is a driver.
A. is used to
B. is used to be
C. used to being
D. used to be
答案:
A. is used to
B. is used to be
C. used to being
(答案→)D. used to be
解析:句意:我的叔叔过去是一名农民。现在是一名司机。分析:表示过去常常为:used to do sth.而be used to doing 习惯于做某事。故选D