Irregular Verb Do: do - did - done
The irregular verb do does not form its past tense by adding -ed.
| Base form | Simple past | Past participle |
|---|---|---|
| do | did | done |
How to Use It
- Present: I do.
- Past: Yesterday I did.
- Present perfect: I have done.
Remember
Use the past participle (done) after have, has or had, and in passive sentences. Learn the three forms together: do - did - done.
See also: The Simple Past Tense and The Present Perfect Tense.