问题
选择题
Mr Smith lives _____ that building. His house is _____ the fifth floor. [ ]
A. in; on
B. of; to
C. on; in
D. to; at
答案
答案：A
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Mr Smith lives _____ that building. His house is _____ the fifth floor. [ ]
A. in; on
B. of; to
C. on; in
D. to; at
答案：A