Conjugaison du verbe anglais
COULD TUN

Verbe régulier : tun - tuned - tuned

Affirmation

Forme simple	Forme en V-ing
I could tun you could tun she could tun we could tun you could tun they could tun	I could be tuning you could be tuning she could be tuning we could be tuning you could be tuning they could be tuning
Perfect	Perfect en V-ing
I could have tuned you could have tuned she could have tuned we could have tuned you could have tuned they could have tuned	I could have been tuning you could have been tuning she could have been tuning we could have been tuning you could have been tuning they could have been tuning

Négation

Forme simple	Forme en V-ing
I couldn't tun you couldn't tun she couldn't tun we couldn't tun you couldn't tun they couldn't tun	I couldn't be tuning you couldn't be tuning she couldn't be tuning we couldn't be tuning you couldn't be tuning they couldn't be tuning
Perfect	Perfect en V-ing
I couldn't have tuned you couldn't have tuned she couldn't have tuned we couldn't have tuned you couldn't have tuned they couldn't have tuned	I couldn't have been tuning you couldn't have been tuning she couldn't have been tuning we couldn't have been tuning you couldn't have been tuning they couldn't have been tuning

Forme interrogative

Forme simple	Forme en V-ing
could I tun? could you tun? could she tun? could we tun? could you tun? could they tun?	could I be tuning? could you be tuning? could she be tuning? could we be tuning? could you be tuning? could they be tuning?
Perfect	Perfect en V-ing
could I have tuned? could you have tuned? could she have tuned? could we have tuned? could you have tuned? could they have tuned?	could I have been tuning? could you have been tuning? could she have been tuning? could we have been tuning? could you have been tuning? could they have been tuning?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I tun? couldn't you tun? couldn't she tun? couldn't we tun? couldn't you tun? couldn't they tun?	couldn't I be tuning? couldn't you be tuning? couldn't she be tuning? couldn't we be tuning? couldn't you be tuning? couldn't they be tuning?
Perfect	Perfect en V-ing
couldn't I have tuned? couldn't you have tuned? couldn't she have tuned? couldn't we have tuned? couldn't you have tuned? couldn't they have tuned?	couldn't I have been tuning? couldn't you have been tuning? couldn't she have been tuning? couldn't we have been tuning? couldn't you have been tuning? couldn't they have been tuning?