这句话的来源是英语的基本语法结构,包括主语(our classroom)、谓语(is)、宾语(on the fourth floor)。
"Our classroom is on the second floor." (我们的教室在二楼。)
"The office is on the third floor." (办公室在三楼。)
"The library is on the first floor." (图书馆在一楼。)

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最佳回答 2024-07-20