◎ 题干
The poor boy seems _____ the news that his father died in the car accident for there is no sign of sorrow on his face.
A.not to be knownB.not to have received
C.to have not receivedD.not to know
◎ 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“The poor boy seems _____ the news that his father died in the car accident for there is no sign of sorrow on his face. A.not to be knownB.not to have received C…”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。