◎ 题干
Paper-making is _____ of  ancient China.
[     ]
A. one of greatest inventor
B. one of the greatest inventors
C. one of greatest invention
D. one of the greatest inventions
◎ 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“Paper-making is _____ ofancient China.[ ]A. one of greatest inventorB. one of the greatest inventorsC. one of greatest inventionD. one of the greatest inven…”主要考查了你对  【可数名词(单数名词,复数名词)】【定冠词(the)】  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。