题目内容
---Where does John live?
---He lives on ______ floor but he doesn’t use a lift to go up and down.
A. nine B. the ninth C. the nineth D. a ninth
【答案】
B
【解析】考查序数词。句意:他住在第九层楼,但是他不用电梯上上下下。故选B。
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