ENGLISH GRAMMAR, TENSES Tenses
www.samsoor.weebly.com › english_grammar_tensesENGLISH GRAMMAR, TENSES Page 9 of 38 Present Perfect Tense I have sung The present perfect tense is a rather important tense in English, but it gives speakers of some languages a difficult time. That is because it uses concepts or ideas that do not exist in those languages. In fact, the structure of the present perfect tense is very simple.