Which floor do you live ______ this building?A．in inB．on Wap版

试题详情及答案解析

Which floor do you live ______ this building?

A．in in	B．on in
C．in	D．in on

答案：B

试题分析：在这栋楼里你住哪一层？On +序数词+floor 在第几层；in this building在这栋大楼里。根据语意故选B。
考点：考查介词。