【题目】In the lecture, the professor told his students about how to write an _________ of a graduate paper, expressing the main argument.
A. account B. application C. address D. abstract
在线课程【答案】D
【解析】考查名词词义辨析。句意：教授在讲座中教学生如何写毕业论文概要表达主要论点。A. account描述；B. application应用；C. address地址；D. abstract概要。D项符合语境。