verb

did

Translation

did

I did my homework yesterday.

Did you see the film?

He did not answer the phone.

I did enjoy the party!

((sth.)) past tense of 'to do' He did a great job.

Did ((sb.)) ((verb))? auxiliary for past simple questions Did you eat breakfast?

((sb.)) did not ((verb)) auxiliary for past simple negatives I did not see him.

((sb.)) did ((verb)) auxiliary for emphasis She did sound happy.

Synonyms (as main verb): performed, completed

From Old English 'dyde', the past tense of 'dōn' (to do).

This is the key word for forming questions and negatives in the past simple tense.