I am from Brazil and I am studying at Memorial University in St John's, NL, Canada. I came here by a braziliam program - Science Without Border. I am a student of Petroleum Engineering (bachelor), and I need to have a good english to be a good professional in my field of study, mainly because the "official" language in this are of knowlegde is the english ... Also, before to back to Brazil , probably in Jan-2015, I'd like to back here and correct all mistake in this describe section.