English is important in today's word.there are some exaples for it.
first,English is widely used throughout the world.so it is a universal language in the global.that is why so many people speak it as a second language.
secondly,we can get very important information that is in English.If you don't understand English,how can you know more about the world,how can you get more knowledge.
thirsly,at international conferences,English is also used as the official language.Without good English,you cannot express your ideas well at such conferences,neither can you introduce China to the outside world.
all in all,in modern society,we can not live well without english.