◎ 题干
_______,but he still could not understand it.
A.He had been told many times
B.Having been told many times
C.Told many times
D.Although he had been told many times
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“_______,but he still could not understand it.A.He had been told many timesB.Having been told many timesC.Told many timesD.Although he had been told many times…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  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。