【正确答案】topic AS far as I can see, so far in my life the greatest success would be passing my university exams. reason 1 Firstly, my university exams maybe the most difficult ones that I've ever taken. I had to learn knowledge intensively on a range of subjects, on the same time, I could get little help from tutors. Sometimes I really was doubtful about my determination and discipline. reason 2 Secondly, I could clearly recall the feeling when I was receiving my exam results. That's because I scored very high as I had expected, and my parents were so proud of my grades. Only at that time I felt that my hard work has paid off to some extent. conclusion It is these two reasons that make university exams the most unforgettable one in my life.