Conjugaison du verbe anglais
COULD BUTTERFLY

Verbe régulier : butterfly - butterflied - butterflied

Affirmation

Forme simple	Forme en V-ing
I could butterfly you could butterfly he could butterfly we could butterfly you could butterfly they could butterfly	I could be butterflying you could be butterflying he could be butterflying we could be butterflying you could be butterflying they could be butterflying
Perfect	Perfect en V-ing
I could have butterflied you could have butterflied he could have butterflied we could have butterflied you could have butterflied they could have butterflied	I could have been butterflying you could have been butterflying he could have been butterflying we could have been butterflying you could have been butterflying they could have been butterflying

Négation

Forme simple	Forme en V-ing
I couldn't butterfly you couldn't butterfly he couldn't butterfly we couldn't butterfly you couldn't butterfly they couldn't butterfly	I couldn't be butterflying you couldn't be butterflying he couldn't be butterflying we couldn't be butterflying you couldn't be butterflying they couldn't be butterflying
Perfect	Perfect en V-ing
I couldn't have butterflied you couldn't have butterflied he couldn't have butterflied we couldn't have butterflied you couldn't have butterflied they couldn't have butterflied	I couldn't have been butterflying you couldn't have been butterflying he couldn't have been butterflying we couldn't have been butterflying you couldn't have been butterflying they couldn't have been butterflying

Forme interrogative

Forme simple	Forme en V-ing
could I butterfly? could you butterfly? could he butterfly? could we butterfly? could you butterfly? could they butterfly?	could I be butterflying? could you be butterflying? could he be butterflying? could we be butterflying? could you be butterflying? could they be butterflying?
Perfect	Perfect en V-ing
could I have butterflied? could you have butterflied? could he have butterflied? could we have butterflied? could you have butterflied? could they have butterflied?	could I have been butterflying? could you have been butterflying? could he have been butterflying? could we have been butterflying? could you have been butterflying? could they have been butterflying?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I butterfly? couldn't you butterfly? couldn't he butterfly? couldn't we butterfly? couldn't you butterfly? couldn't they butterfly?	couldn't I be butterflying? couldn't you be butterflying? couldn't he be butterflying? couldn't we be butterflying? couldn't you be butterflying? couldn't they be butterflying?
Perfect	Perfect en V-ing
couldn't I have butterflied? couldn't you have butterflied? couldn't he have butterflied? couldn't we have butterflied? couldn't you have butterflied? couldn't they have butterflied?	couldn't I have been butterflying? couldn't you have been butterflying? couldn't he have been butterflying? couldn't we have been butterflying? couldn't you have been butterflying? couldn't they have been butterflying?