Artículos determinados e indeterminados

http://babelnet.sbg.ac.at/canalreve/bravo/module4/3.3.html

https://go.hrw.com/activities/frameset.html?main=1760.html

https://www.lepointdufle.net/ressources_fle/le_les1.htm

https://fog.ccsf.edu/~creitan/q1artdef.htm