Which floor _______your classroom_______?A．is, /B．is, on Wap版

试题详情及答案解析

Which floor _______your classroom_______?

A．is, /	B．is, on
C．does, on	D．does, /

答案：B

试题分析：句意：你的教师在几楼？英语中在第几层习惯用介词on, 所以选A。
考点：考查介词。