Usages of veintiocho
Compré veintiocho sellos en correos porque todavía me faltan cartas por enviar.
I bought twenty-eight stamps at the post office because I still have letters left to send.
Todavía me quedan veintiocho páginas por leer.
I still have twenty-eight pages left to read.
Elon.io is an online learning platform
We have an entire course teaching Spanish grammar and vocabulary.