One of the most difficult skills has always been listening. You can perfectly know the rules of grammar and have a rich vocabulary and even be able to write essays on free theme ... But here you can hear endless stream of live, sometimes mis-spelt speech full of abbreviations and slang words (вроде нашего “щас, че, норм” и т.д.), and you can understand absolutely nothing ... The best thing to do is to listen to the podcasts on some specific topics... Here you can try it ...
https://corp.lingualeo.com/ru/2016/08/23/luchshie-podkastyi-na-angliyskom-ili-poslushayte/