There are floors in this shopping mall. KFC is on the floor.A. five; fiveB. five; fifthC.

问题补充：

There are floors in this shopping mall. KFC is on the floor.

A. five; five

B. five; fifth

C. fifth; fifth

D. fifth; five

答案：

A. five; five

(答案→)B. five; fifth

C. fifth; fifth

D. fifth; five

解析：英文中表示数量用基数词，第一个空表示5层的意思，用five，表示顺序用序数词，

本题的第二个空表示第五层的意思，用fifth，所以本题选B。