'de' is the most important marker of adverbial modifier in modern Chinese whose grammatical distribution has the common features of other grammar markers. As a marker, 'de' has a distinguishing grammatical function:to establish the adverbial-head relation,which performances as to mark out the adverbial modifier of verb,to transfer some ' V + Complement' structures into'adverbial modifier + V' structures,to dissimilate and diversify the se...