Conjugaison du verbe anglais
COULD SING SING

Verbe régulier : sing sing - sing singed - sing singed

Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.

Affirmation

Forme simple	Forme en V-ing
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	Perfect en V-ing
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

Négation

Forme simple	Forme en V-ing
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	Perfect en V-ing
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

Forme interrogative

Forme simple	Forme en V-ing
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	Perfect en V-ing
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?

Forme interro-négative

Forme simple	Forme en V-ing
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	Perfect en V-ing
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?