do: Foundation/infinitive; useful for present tense except with 3rd man or woman singular topics (in addition to the singular they ‘Do’ and ‘Does’ might also emphasize the validity and assertion of statements. This is particularly practical in responses to uncertainties or when a person must affirm an expression emphatically. https://whatischronicpain43418.blogmazing.com/36245331/helping-the-others-realize-the-advantages-of-does-proleviate-help-with-shoulder-pain