The teaching building has five floors. My classroom is ______________ the third floor.A.onB.inC.atD.

题目简介

The teaching building has five floors. My classroom is ______________ the third floor.A.onB.inC.atD.

题目详情

The teaching building has five floors. My classroom is ______________ the third floor.
A.onB.inC.atD.to
题型:单选题难度:偏易来源:不详

答案

A
考查介词。句意“教学楼有五层,我的教室在第三层。”在第......层,用介词on。故选A。

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