Conjugaison du verbe anglais
COULD SAILPLANE

Verbe régulier : sailplane - sailplaned - sailplaned

Affirmation

Forme simple	Forme en V-ing
I could sailplane you could sailplane he could sailplane we could sailplane you could sailplane they could sailplane	I could be sailplaning you could be sailplaning he could be sailplaning we could be sailplaning you could be sailplaning they could be sailplaning
Perfect	Perfect en V-ing
I could have sailplaned you could have sailplaned he could have sailplaned we could have sailplaned you could have sailplaned they could have sailplaned	I could have been sailplaning you could have been sailplaning he could have been sailplaning we could have been sailplaning you could have been sailplaning they could have been sailplaning

Négation

Forme simple	Forme en V-ing
I couldn't sailplane you couldn't sailplane he couldn't sailplane we couldn't sailplane you couldn't sailplane they couldn't sailplane	I couldn't be sailplaning you couldn't be sailplaning he couldn't be sailplaning we couldn't be sailplaning you couldn't be sailplaning they couldn't be sailplaning
Perfect	Perfect en V-ing
I couldn't have sailplaned you couldn't have sailplaned he couldn't have sailplaned we couldn't have sailplaned you couldn't have sailplaned they couldn't have sailplaned	I couldn't have been sailplaning you couldn't have been sailplaning he couldn't have been sailplaning we couldn't have been sailplaning you couldn't have been sailplaning they couldn't have been sailplaning

Forme interrogative

Forme simple	Forme en V-ing
could I sailplane? could you sailplane? could he sailplane? could we sailplane? could you sailplane? could they sailplane?	could I be sailplaning? could you be sailplaning? could he be sailplaning? could we be sailplaning? could you be sailplaning? could they be sailplaning?
Perfect	Perfect en V-ing
could I have sailplaned? could you have sailplaned? could he have sailplaned? could we have sailplaned? could you have sailplaned? could they have sailplaned?	could I have been sailplaning? could you have been sailplaning? could he have been sailplaning? could we have been sailplaning? could you have been sailplaning? could they have been sailplaning?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I sailplane? couldn't you sailplane? couldn't he sailplane? couldn't we sailplane? couldn't you sailplane? couldn't they sailplane?	couldn't I be sailplaning? couldn't you be sailplaning? couldn't he be sailplaning? couldn't we be sailplaning? couldn't you be sailplaning? couldn't they be sailplaning?
Perfect	Perfect en V-ing
couldn't I have sailplaned? couldn't you have sailplaned? couldn't he have sailplaned? couldn't we have sailplaned? couldn't you have sailplaned? couldn't they have sailplaned?	couldn't I have been sailplaning? couldn't you have been sailplaning? couldn't he have been sailplaning? couldn't we have been sailplaning? couldn't you have been sailplaning? couldn't they have been sailplaning?