◎ 题干
It’s the second time that I          in Beijing. What great changes! It’s years since I
      here last time.
A.went; had leftB.had been; left
C.have been; leftD.have; have left
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“It’s the second time that Iin Beijing. What great changes! It’s years since I here last time.A.went; had leftB.had been; leftC.have been; leftD.have; hav…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。