what happend today ?

i dont know what happend today felt unlucky include these days too . today my friends was angry with me its because i dont gave her that answer question (exam) . well its not my fault too , its because when she asked me then suddenly supervisor/teacher was looked at me with a big eyes . so i was afraid to do not care and pretend not to see . and im afraid to subtract the value and i really so sorry and i didnt mind it :( .