Page:Latin for beginners (1911).djvu/165

THE PARTITIVE GENiriVE 143 a. ūnus is one of the nine irregular adjectives, and is declined like nūllus (cf. §§ 109, 470). The plural of ūnus is used to agree with a plural noun of a singular meaning, as, ūna castra, one camp; and with other nouns in the sense of only, as, Gallī ūnī, only the Gauls.

b. Learn the declension of duo, two; trēs, three; and mīlle, a thousand (§ 479.)

c. The hundreds above one hundred are declined like the plural of bonus; as,

330. We have already become familiar with sentences like the following:

I.such sentences the genitive denotes the whole, and the word it modifies denotes a part of that whole. Such a genitive, denoting the whole of which a part is taken, is called a partitive genitive.

331. Partitive Genitive. Words denoting a part are often used with the genitive of the whole, known as the partitive genitive.

a. Words denoting a part are especially pronouns, numerals, and other adjectives. But cardinal numbers excepting mīlle regularly take the ablative with ex or dē instead of the partitive genitive.

b. Mīlle, a thousand, in the singular is usually an indeclinable adjective (as, mīlle mīlitēs, a thousand soldiers), but in the plural it is a declinable noun and takes the partitive genitive (as, decem mīlia mīlitum, ten thousand soldiers).