◎ 题干
I’ve listened to Professor Smith’s talk about medicine,but I still haven’t got a good understanding of its key _________.
A.notesB.informationC.wordsD.points
◎ 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“I’ve listened to Professor Smith’s talk about medicine,but I still haven’t got a good understanding of its key _________.A.notesB.informationC.wordsD.points…”主要考查了你对  【可数名词及其单复数】【集合名词】【名词】  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。