The Past Simple expresses an action that is finished and completed in the past.
The form of the Past Simple is the same for all persons.
1) For regular verbs, the normal rule is to add -ed.
| Present Simple | Past Simple |
| work | worked |
| walk | walked |
| ask | asked |
| start | started |
2) If the verb has one syllable, and finishes in a vowel and a consonant, double the consonant and add -ed.
| Present Simple | Past Simple |
| stop | stopped |
| plan | planned |
| mug | mugged |
| nut | nutted |
3) If the verb ends in a consonant + -y, the y changes into -ied.
| Present Simple | Past Simple |
| study | studied |
| empty | emptied |
| carry | carried |
| glory | gloried |