根据n多题专家分析，试题“— Science is so difficult! — I think you should keep on _____hard. [ ]A. study B. to study C. studying …”主要考查了你对  【动名词】  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。

与“— Science is so difficult! — I think you should keep on _____hard. [ ]A. study B. to study C. studying ”考查相似的试题有：