◎ 题干

It is the second time that I ____ in Shanghai. What great changes! It’s years since I ____ here last time.
A.went; had left B.had been; left
C.have; had left D.have been; left
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“It is the second time that I ____ in Shanghai. What great changes! It’s years since I ____ here last time.A.went; had leftB.had been; leftC.have; had leftD…”主要考查了你对  【therebe句型】  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。