Don`t be afraid to use online teaching English resources or join the English speaking club in your town. More you practice, more you get. It`s connected to all the subjects. For example, if you are bad at writing cognitive science papers, just pay more attention to this question, try to get more information and use it correctly. Otherwise, you can always get some extra help from custom writing services such as https://essayvikings.com/cognitive-science-paper which definitely help you with your college tasks. There is no doubt that you can make it by yourself, it`s totally your choice.