题目内容
Mrs. Smith used to ________ in the countryside, but she is used to ________ in the city now.
A. live, live B. living, live
C. live, living D. living, living
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题目内容
Mrs. Smith used to ________ in the countryside, but she is used to ________ in the city now.
A. live, live B. living, live
C. live, living D. living, living