Tenses diagram
| LEGEND: | |
|---|---|
 | - action that takes place once, never or several times - actions that happen one after another - actions that suddenly take place |
 period of time | - action that started before a certain moment and lasts beyond that moment - actions taking place at the same time |
 Result | - action taking place before a certain moment in time - puts emphasis on the result |
 Course / Duration | - action taking place before a certain moment in time - puts emphasis on the course or duration of the action |
