Conjugaison du verbe anglais
COULD COUNTERVAIL

Verbe régulier : countervail - countervailed - countervailed

Affirmation

Forme simple	Forme en V-ing
I could countervail you could countervail she could countervail we could countervail you could countervail they could countervail	I could be countervailing you could be countervailing she could be countervailing we could be countervailing you could be countervailing they could be countervailing
Perfect	Perfect en V-ing
I could have countervailed you could have countervailed she could have countervailed we could have countervailed you could have countervailed they could have countervailed	I could have been countervailing you could have been countervailing she could have been countervailing we could have been countervailing you could have been countervailing they could have been countervailing

Négation

Forme simple	Forme en V-ing
I couldn't countervail you couldn't countervail she couldn't countervail we couldn't countervail you couldn't countervail they couldn't countervail	I couldn't be countervailing you couldn't be countervailing she couldn't be countervailing we couldn't be countervailing you couldn't be countervailing they couldn't be countervailing
Perfect	Perfect en V-ing
I couldn't have countervailed you couldn't have countervailed she couldn't have countervailed we couldn't have countervailed you couldn't have countervailed they couldn't have countervailed	I couldn't have been countervailing you couldn't have been countervailing she couldn't have been countervailing we couldn't have been countervailing you couldn't have been countervailing they couldn't have been countervailing

Forme interrogative

Forme simple	Forme en V-ing
could I countervail? could you countervail? could she countervail? could we countervail? could you countervail? could they countervail?	could I be countervailing? could you be countervailing? could she be countervailing? could we be countervailing? could you be countervailing? could they be countervailing?
Perfect	Perfect en V-ing
could I have countervailed? could you have countervailed? could she have countervailed? could we have countervailed? could you have countervailed? could they have countervailed?	could I have been countervailing? could you have been countervailing? could she have been countervailing? could we have been countervailing? could you have been countervailing? could they have been countervailing?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I countervail? couldn't you countervail? couldn't she countervail? couldn't we countervail? couldn't you countervail? couldn't they countervail?	couldn't I be countervailing? couldn't you be countervailing? couldn't she be countervailing? couldn't we be countervailing? couldn't you be countervailing? couldn't they be countervailing?
Perfect	Perfect en V-ing
couldn't I have countervailed? couldn't you have countervailed? couldn't she have countervailed? couldn't we have countervailed? couldn't you have countervailed? couldn't they have countervailed?	couldn't I have been countervailing? couldn't you have been countervailing? couldn't she have been countervailing? couldn't we have been countervailing? couldn't you have been countervailing? couldn't they have been countervailing?