问题
选择题
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
答案：D
表示过去常常是用used to be ，故选D
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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：D
表示过去常常是用used to be ，故选D