主体名词为：students

　　对应动作为：avoid various kind of plagiarism “避免各种剽窃”，being self-critical “自我批评”

　　对应选项为：A

　　43题对应段落主体来源于段落前两句,动作来源于段落尾句：Plagiarism by accident, or oversight，sometimes is the result of the writer’s inability to decide or remember where the idea came from….Although this type of plagiarism must be guarded against, it is the least serious and, if lessons learned, can be exempt from being severely punished.

　　主体名词为：plagiarism

　　对应动作为：by accident “意外”, is the result of the writer’s inability“是作者无能的结果”, be guarded against “小心提防”，exempt from being severely punished“未被严厉惩罚”

　　对应选项为：D

　　44题对应段落主体及动作来源于段落首句和尾句：Plagiarism through ignorance is simply a way of saying that inexperienced writers often do not know how or when to acknowledge their sources. …Although ‘there is no copyright in news, or in ideas, only in the expression of them,’ the writer cannot plead ignorance when his sources for ideas are challenged.

　　主体名词为：plagiarism和writer

　　对应动作为：do not know how or when to acknowledge their sources “不知道信息来源”， documentation-note-taking, quoting, footnoting, listing “笔记，引用，脚注，列举” cannot plead ignorance “不能恳求当作无知”, his sources for ideas “思想的来源” are challenged“受到质疑”。

　　对应选项为：C

　　45题对应段落主体及动作来源于段落首句和尾句：The most serious kind of academic thievery is plagiarism by intention…. Such words as immoral, dishonest, offensive, and despicable are used to describe the practice of plagiarism by intention.

　　主体名词为：plagiarism和words

　　对应动作为：academic thievery “学术盗窃”，are used to describe the practice of plagiarism“被用来描述故意的学术剽窃”。

　　对应选项为：E