English is an international language.It is one of the official languages used by the United Nations.Many western countries use it for communication with others.It is the major language of communication in such areas as science,technology,business and mass entertainment.Actually,the language is not difficult to learn.It contains only 26 alphabets which is easier to remember then Chinese.If you want to study aboard,you probably need to know this basic means of communication with overseas students in USA,Canada,UK,Australia etc.