◎ 题干
— I hear the famous singer Xu Song may come to Ningbo next month.
— Really? _______ he comes, my younger sister will be very excited.
A.IfB.UntilC.UnlessD.Before
◎ 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“— I hear the famous singer Xu Song may come to Ningbo next month.— Really? _______ he comes, my younger sister will be very excited.A.IfB.UntilC.UnlessD.Befor…”主要考查了你对  【并列连词】【从属连词】  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。