That seems to me to leave the school knowledge, these heavy, must begin to learn something new about the things that I've never touched before, and I've found it very difficult.
That seems to me to leave the hard lessons learned from these. I need to start learning new things about the book is that I never felt before, and I found it very difficult.
It seems I have to leave the knowledge studying so hard these. To begin to learn something new about accounting, which I never touched before, and I have found that it is very difficult.