填空题The old man gave away eight ____ (百) books to the primary school in the countryside.

题目
填空题
The old man gave away eight ____ (百) books to the primary school in the countryside.

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参考答案和解析
正确答案: hundred
解析:
句意:这位老人向农村小学捐赠了八百本书。hundred前是具体数字,不加s。