'Tenses' are used to express flow and time and time reference. Tenses are usually formed by using of specific forms of verbs, specifically in conjugation patterns. Basic tenses include the past, present, and future.
Simple present some rules to help you
Simple Past Rules
Simple present |
Simple past |
Past participle |
Present participle |
Do |
Did |
Done |
Doing |
Bring |
Brought |
Brought |
Bringing |
Swim |
Swam |
Swum |
swimming |