题目内容
His grandfather ______ in the country, but he ______ in the city now.
[ ]
A. used to live, is used to living
B. is used to live, used to live
C. used to live, used to living
D. is used to live, is used to living
B. is used to live, used to live
C. used to live, used to living
D. is used to live, is used to living
A
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