◎ 题干
Though I have often heard this song _______. I have never heard you _______ it.
A.being sung, sangB.sang, singing
C.sung, singD.to be sung, to sing
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“ Though I have often heard this song _______. I have never heard you _______ it.A.being sung, sangB.sang, singingC.sung, singD.to be sung, to sing…”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。