题目内容
There are ______ floors in the building and my home is on the ______ floor.
A. twenty; fifteenth B. twenty; fifteen
C. twentieth; fifteen D. twentieth; fifteenth
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题目内容
There are ______ floors in the building and my home is on the ______ floor.
A. twenty; fifteenth B. twenty; fifteen
C. twentieth; fifteen D. twentieth; fifteenth