Usando adjetivos como sustantivos P. 116 Realidades 2

Adjectives to Nouns Look at how we can avoid repeating the noun in these instances:

Adjectives to Nouns ¿Te duele la pierna derecha o la izquierda? ¿Qué prefieres, un gorro azul o uno amarillo?

Adjectives to Nouns To avoid repetition we drop the noun in the second part of the sentence, then...

Adjectives to Nouns ...then put the definite or indefinite article right before the second adjective.

Adjectives to Nouns Note that the adjective must agree in gender and number just as if the noun were still there.

Adjectives to Nouns Also note that un becomes uno(a) when it is not followed by a noun.

Adjectives to Nouns We can do the same thing with what we call a “prepositional phrase,” or a description that begins with de.

Adjectives to Nouns ¿Qué haces, la tarea de matemáticas o la de ciencias?

Adjectives to Nouns ¿Necesitas marcadores para la clase de inglés o para la de arte?