It is one thing to adopt the grammatical labels (e.g. "noun," "verb") to categorize word in English sentences; it is quite another thing to go on to claim that the structure of English sentences should be like the structure of sentence in Latin. That was an approach taken by a number of influential grammarians,mainly in eighteenth-century English,who set out rules for the "proper" use of English. This view of grammar as a set of rules for the "proper" use of a language is still to be found today and may be best characterrized as the prescriptive approach. Some familiar examples of prescriptive rules for English sentence are :