◎ 题干
Tipping is neither encouraged nor common, although visitors may reward special services if they wish, _________ 10% of the bill is enough.
A which      B where       C in which       D in which case
◎ 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“Tipping is neither encouraged nor common, although visitors may reward special services if they wish, _________ 10% of the bill is enough.A which B where C in w…”主要考查了你对  【限制性定语从句】【非限制性定语从句】  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。