问题
选择题
The old man lives _____ the _____ floor. I often go there to look after him. [ ]
A.in; two
B.on; second
C.under; second
D.to; second
答案
答案：B
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The old man lives _____ the _____ floor. I often go there to look after him. [ ]
A.in; two
B.on; second
C.under; second
D.to; second
答案：B