◎ 题干
________,John returned to school from his hometown.
A.The summer vacation being over
B.The summer vacation is over
C.Because the summer vacation over
D.After the summer vacation being over
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“________,John returned to school from his hometown.A.The summer vacation being overB.The summer vacation is overC.Because the summer vacation overD.After the s…”主要考查了你对  【独立主格结构】  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。