刚才答错了,正确答案应该是
美式: 一楼 first floor, 二楼 second floor, 三楼 third floor, 四楼 fourth floor, 五楼 fifth floor.
英式:一楼 ground floor, 二楼 first floor, 三楼 second floor, 四楼 third floor, 五楼 fourth floor.
在句子中要加定冠词the
英:ground floor, first floor, second floor, third floor, fourth floor
美: first floor, second floor, third floor, fourth floor,fifth floor