It id best library which Ive graduated from university Ive ever been to. = The best library I've been to is in the unversity where I graduated.
Atmorsphere  = The atmosphere and scent of the library make = makes me  feel comfortable. I often went to there during gap of class.  I did various things at there. Did = I did my homework, read a book, slept nap = also take naps. I could spend time on the time = a long time there. I miss the time that I attended university and I spent time on = in the library.