Spanish · Chapter 16 · Lesson 3 · Grammar primer
Indefinites: alguno, ninguno, cualquiera
The words for some, any, none and whichever - agreement, the apocopated forms, and the double-negative pattern they trigger.
The lesson is a long-form read rather than a flashcard session. Open the primer below, work through it once, then come back and continue with the next lesson.
Read the primer