Past simpleI understoodyou understood he understood we understood you understood they understood |
Present simpleI understandyou understand he understands we understand you understand they understand |
Future simpleI will understandyou will understand he will understand we will understand you will understand they will understand |
Past continuousI was understandingyou were understanding he was understanding we were understanding you were understanding they were understanding |
Present continuousI am understandingyou are understanding he is understanding we are understanding you are understanding they are understanding |
Future continuous |
Past perfectI had understoodyou had understood he had understood we had understood you had understood they had understood |
Present perfectI have understoodyou have understood he has understood we have understood you have understood they have understood |
Future perfectI will have understoodyou will have understood he will have understood we will have understood you will have understood they will have understood |
