Regular verb: sing sing - sing singed - sing singed
Warning, this verb may not exist. Conjugation is given as example.
Simple form | V-ing form |
I could sing sing you could sing sing he could sing sing we could sing sing you could sing sing they could sing sing | I could be sing singing you could be sing singing he could be sing singing we could be sing singing you could be sing singing they could be sing singing |
Perfect | V-ing perfect |
I could have sing singed you could have sing singed he could have sing singed we could have sing singed you could have sing singed they could have sing singed | I could have been sing singing you could have been sing singing he could have been sing singing we could have been sing singing you could have been sing singing they could have been sing singing |
Simple form | V-ing form |
I could not sing sing you could not sing sing he could not sing sing we could not sing sing you could not sing sing they could not sing sing | I could not be sing singing you could not be sing singing he could not be sing singing we could not be sing singing you could not be sing singing they could not be sing singing |
Perfect | V-ing perfect |
I could not have sing singed you could not have sing singed he could not have sing singed we could not have sing singed you could not have sing singed they could not have sing singed | I could not have been sing singing you could not have been sing singing he could not have been sing singing we could not have been sing singing you could not have been sing singing they could not have been sing singing |
Simple form | V-ing form |
could I sing sing? could you sing sing? could he sing sing? could we sing sing? could you sing sing? could they sing sing? | could I be sing singing? could you be sing singing? could he be sing singing? could we be sing singing? could you be sing singing? could they be sing singing? |
Perfect | V-ing perfect |
could I have sing singed? could you have sing singed? could he have sing singed? could we have sing singed? could you have sing singed? could they have sing singed? | could I have been sing singing? could you have been sing singing? could he have been sing singing? could we have been sing singing? could you have been sing singing? could they have been sing singing? |
Simple form | V-ing form |
could I not sing sing? could you not sing sing? could he not sing sing? could we not sing sing? could you not sing sing? could they not sing sing? | could I not be sing singing? could you not be sing singing? could he not be sing singing? could we not be sing singing? could you not be sing singing? could they not be sing singing? |
Perfect | V-ing perfect |
could I not have sing singed? could you not have sing singed? could he not have sing singed? could we not have sing singed? could you not have sing singed? could they not have sing singed? | could I not have been sing singing? could you not have been sing singing? could he not have been sing singing? could we not have been sing singing? could you not have been sing singing? could they not have been sing singing? |