Other word classes include pronouns, contrastives, quantifiers, numerals, positional nouns, demonstratives, and interrogatives. There are also nine demonstratives, which can function either as pronouns or as determiners. The proximal demonstratives do not have clear anaphoric uses. Determiners (articles, demonstratives, quantifiers, relative pronouns) follow the noun. Guarani temporal markers are only productive with indefinites, possessives, demonstratives, and qualification in nominal phrases. The demonstratives inflect like indefinite adjectives, but irregularly. Preverbal elements such as adverbs, demonstratives, and prepositions can be used to extend predicates. Some word classes are universally closed, however, including demonstratives and interrogative words. The auxiliaries (including "to be"), pronouns, demonstratives, and relatives still inflect irregularly. They function as nominals, adverbials, prepositions, and demonstratives. Hmong is an analytic SVO language in which adjectives and demonstratives follow the noun. Adjectives, numerals, demonstratives and relative clauses follow the head noun. Adjectives, demonstratives and numerals follow the noun they modify. Determiners (including articles, possessives, demonstratives, etc.) come before the noun. Other language families have distance demonstratives which follow similar phonological clines.