◎ 题干

27. The Grand Theatre in Shanghai is open to visitors during the daytime ______ there is a performance going on.
A.whenB.except for
C.except whenD.Except
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“27. The Grand Theatre in Shanghai is open to visitors during the daytime ______ there is a performance going on.A.whenB.except forC.except whenD.Except…”主要考查了你对  【介词和介词短语】  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。