优优班--学霸训练营 > 题目详情
  • 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; had left
    【考点】可数名词及其单复数,动名词,表语从句,缩写与简写
    【分析】请登陆后查看
    【解答】请登陆后查看
    难度:较易
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