perfect verb tense- 1.perfecttense - a tense of verbsused in describingactionthathasbeen completed perfect tense-a grammaticalcategory of verbsused to expressdistinctions of time present perfect- used to expressactioncompleted in thepresent; "I havefinished" is an example of thepresentperfect past perfect - used to expressaction completed in thepast;"Ihadfinished" is an example of thepastperfect future perfect tense - used to describeactionthatwill be completed in the future;"I willhavefinished" is an example of thefutureperfect