Spanish Task Cards - UN, UNA, UNOS, UNAS (Los artículos indefinidos en español) 32 multiple choice task cards to reinforce the difference between the indefinite articles UN, UNA, UNOS, and UNAS in Spanish. Students need to complete the blank space before the noun with an indefinite article. In this set, all of the Spanish nouns are regular and end in -o, -a, -os or -as to make it easier for absolute beginners. The vocabulary is also quite simple. There is an answer sheet for students as well as