题目内容
There are _____ floors in my house and my bedroom is on the _____ floor.
| A．four; two | B．fourth; second |
| C．four; second | D．fourth; two |
C
解析试题分析：句意：我的房子有四层，我的卧室在第二层上。根据句意第一空“有四层”是表数量，应用基数词four；第二空“第二层”是表顺序，应用序数词second，故选C。
考点：考查数词的用法
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