Simple Past Tense–Grammar Rules | Grammarly
https://www.grammarly.com/blog/simple-past16.12.2020 · For regular verbs, add -ed to the root form of the verb (or just -d if the root form already ends in an e): Play→Played Type→Typed Listen→Listened Push→Pushed Love→Loved. For irregular verbs, things get more complicated. The simple past tense of some irregular verbs looks exactly like the root form: Put→Put Cut→Cut Set→Set Cost ...