◎ 题干
The students want to ask for _____ off.

[     ]

A. ten day's
B. ten days
C. ten-days'
D. ten days'
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The students want to ask for _____ off. [ ]A. ten day's B. ten days C. ten-days'D. ten days' …”主要考查了你对  【可数名词(单数名词,复数名词)】【名词所有格】【基数词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。