Statements of fact about the past and present are called assertions.
past: I was; you were; he/she/it was present: I am; you are; he/she/it is
Present - am. Past - was and were.
Past - was Present - is Future - will be
In movies, a "flashback".
Present tense - clean. Past tense - cleaned. Present tense - work. Past tense - worked. Present tense - play. Past tense - played.
yes
call
past: I was; you were; he/she/it was present: I am; you are; he/she/it is
When time flow from past to present to future, that is generally known as the passing of time. Time passes.
The past continuous indicates that a longer action in the past was interrupted - for example I was watching TV when he called
Most limestone was originally formed from sediments at the bottom of oceans, past and present.
There is a past, present, and future. There was a past; there is a present and there will be a future.
Have is present tense. The past tense is had.
what is present past
The study of the past is called history. Historians analyze and interpret events, people, cultures, and societies from the past to understand how they have shaped the present.
Tellers of the Past - Historians Tellers of the Present - News Anchors, Journalists, Novelists Tellers of the Future - Fortune tellers, prophets
Past - was Present - is Future - will be