According to a new online survey, one in ten teenagers have an underage friend w

游客2024-11-16 59

问题 According to a new online survey, one in ten teenagers have an underage friend who has ordered beer, wine or liquor over the Internet.

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答案主谓不一致，应把have改为has。

解析 “one in(out of)+复数名词”作主语，谓语动词一般用单数。此处的主语是one in ten teenagers，谓语动词应该使用单数形式。

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