Both do and does are present tense forms of the verb do Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Which is the correct form to use depends on the subject of your sentence
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In this article, we’ll explain the difference between do and does, cover when and how to use each form, and provide examples of how they’re used in sentences.
He/she/it form of do 2
He/she/it form of do 3 Present simple of do, used with he/she/it We’ve put together a guide to help you use do, does, and did as action and auxiliary verbs in the simple past and present tenses. Definition of does verb in oxford advanced learner's dictionary