题目内容
We live_________ the second floor _________a flat.
A.at; in | B.on; at | C.on; in | D.in; on |
C
试题分析:句意:我们住在一个公寓的二楼上,在···公寓内,用in,在第几层楼用on,故选C
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A.at; in | B.on; at | C.on; in | D.in; on |