What you did: the past tense
Today is the past tense, and it is built directly on day 13: take the -요 form you already know, change its ending, and you are done.
Free with an account
Days 8 to 30 of the daily course are free with an account. An account takes an email address and no card, and keeps your progress and reviews.
This day covers Talk about what happened
Open to everyone right now: days 1 to 7 of the daily course, the whole Hangul course, the Hangul chart, all 559 vocabulary words, the grammar reference, the 14 situation guides, the review deck and the printable charts.