With the historical development and changes,finally,some slang into standard English,even many of the upper acceptable.Can be said that language variation is a never-ending process,slang can change the language to prove to us very fast.Over time,some slang in die,while others in the production of slang. With the historical development and changes,finally,some slang into standard English,even many of the upper acceptable.Can be said that language variation is a never-ending process,slang can change the language to prove to us very fast.Over time,some slang in die,while others in the production of slang.