Present Perfect Progressive |continuous Tense | Learn Tenses | English Grammar | Saleem Ullah Khan

Present perfect progressive/continuous tense is used to mention any action or any work was started in past and still continue in present. Content of learning and clearing concept. How to use "since" and "for"? helping verbs of present perfect continuous uses of have been and has been. how to make interrogative, negative and interro-negative sentences. ------------------------------------------------------------------------------\\---------------------------------------// Saleem Ullah Khan ------------------------------------------\\--------------------------------// why and how to use "been" in present perfect tense? watch ===https://youtu.be/IEt4P8yPnSg #presentperfectprogressivetense #presentperfectcontinuous #learntenses #learnenglish #speakinenglish #havebeen #hasbeen #continuoustense #since #for #saleemullahkhan