41．In the second sentence of the first paragraph，“this”refers to________.
　　A．all the activities about plagiarism
　　B．the activities of self-plagiarism
　　C．the argument for the impossibility of self-plagiarism
　　D．the argument for the possibility of self-plagiarism
　　42．Which of the following is NOT true about self-plagiarism in academic publications?
　　A．It is impossible when one recycles his／her work at such extent as everyone legally does．
　　B．It is a clearly defined area especially in universities．
　　C．Handing in the essentially same essay for credit in different courses belongs to it．
　　D．Many universities are strongly opposed to it．
　　43．According to the passage，______is the essence of self-plagiarism．
　　A．the writer’S pursuit for money or promotion
　　B．the writer’S laziness at his／her work
　　C．the writer’S deception on himself
　　D．the writer’s deception on the reader
　　44．The word“cosmetic”in the last paragraph means_______.
　　A．beautiful
　　B．detailed
　　C．surface
　　D．general
　　45．Which of the following does NOT belong to self-plagiarism?
　　A．No indication about the recycling of the work．
　　B．Disguising the original work by making small changes．
　　C．Indication about the small changes in the work．
　　D．Substitution of technical terms in two different languages．