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标题: 问题 [打印本页]

作者: maratderk 时间: 2011-4-28 19:41
标题: 问题
Although eradicated in the United States, polio continues elsewhere and could be brought into the country by visitors.
这句话为什么是对的呢？although不是连词吗？不就得接谓语吗？

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