past tense did

A form like "have was" is not grammatical because there is an auxiliary verb, and the main verb has past tense. did portugal win the world cup The past tense, if any, has to be on the auxiliary verb, like in "had been": "had" is past tense, "been" is a past participle. past tense break adalah Similarly when the word "do" is the auxiliary, it has to take the past tense