Learning English, a phonetic language, can be near on impossible at times, though not exceedingly. Accents can be extremely difficult even with speakers of the language. So say something about English learning. http://tarnobrzeg2.demo.eo.pl/web/tronghieu/home/-/blogs/10-trung-tam-hoc-tieng-anh-giao-tiep-tai-%C4%91a-nang-hang-%C4%91au