Our classroom is on the floor. ( )A.threeB.thirdC.threeth
【题目】Our classroom is on the ________ floor. ( )
A.threeB.thirdC.threeth
【答案】B
【解析】
句意：我们的教室在3楼。楼层应该用序数词，3楼the third floor。故选B。
【题目】Our classroom is on the ________ floor. ( )
A.threeB.thirdC.threeth
【答案】B
【解析】
句意：我们的教室在3楼。楼层应该用序数词，3楼the third floor。故选B。
