1.text that is substantially similar to that found in one or more

　　other GRE essay responses.

　　2.quoting or paraphrasing,without attribution,language or ideas that

　　appear in published or unpublished sources.

　　3.unacknowledged use of work that has been produced through collaboration

　　with others without citation of the contribution of others.

　　4.essays that are submitted as work of the examinee when the ideas or

　　words have,in fact,been borrowed from elsewhere or prepared by

　　another person.