What are English tenses?

English tenses are formed to express actions/events which happened in the past, present actions/events (including habits and routines) and actions/events which will happen in the future. There are 13 tenses, there are more but they are conditional sentences. If you would like to learn more and guide you on how they work, I will be very happy to help you. In the meantime put this link into your browser search engine to get an an idea of the how they are formed: http://www2.estrellamountain.edu/faculty/stonebrink/13TenseStructuresofEnglish.pdf