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标题: 提问 prep ds 23 [打印本页]

作者: lingdangyour 时间: 2008-6-14 18:50 标题: 提问 prep ds 23

At least 100 students at a certain high school study Japanese. If 4 percent of the students at the school who study French also study Japanese, do more students at the school study French than Japanese?

(1) 16 students at the school study both French and Japanese.

(2) 10 percent of the students at the school who study Japanese also study French.

答案是：B

不理解…… 麻烦NN指点

作者: lingdangyour 时间: 2008-6-16 06:37

知道了谢谢

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