急！请帮忙翻译成英语

today,there are so many secondary school students cheating in the exam, and the va means of cheating is very variety, such as plagiarism from textbook or other students, some pass notes, as well as the use of communication tools

This is so much harm to us, not only unfair to competition, change, but also may affect the students self-confidence

nowadays lots of students in high school often cheats in examination,the ways to cheat are varied,someone copy answers each other、someone copy answers in book,someone using information tools.
it's danger for us,not only make competition unfaired,but also affect student's confidence.