Classroom ____ is on the _____ floor.
A.Two;second B.second;two C.Second;Second
【答案】A
【解析】表示“几班的教室”需要使用基数词，如Classroom Four 或Classroom 4;而在第几楼层要使用序数词，如 first, second, third…
题目：Classroom ____ is on the _____ floor.
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