I could accelerate you could accelerate he could accelerate we could accelerate you could accelerate they could accelerate
Forme en V-ing
I could be accelerating you could be accelerating he could be accelerating we could be accelerating you could be accelerating they could be accelerating
Perfect
I could have accelerated you could have accelerated he could have accelerated we could have accelerated you could have accelerated they could have accelerated
Perfect en V-ing
I could have been accelerating you could have been accelerating he could have been accelerating we could have been accelerating you could have been accelerating they could have been accelerating
Négation
Forme simple
I couldn't accelerate you couldn't accelerate he couldn't accelerate we couldn't accelerate you couldn't accelerate they couldn't accelerate
Forme en V-ing
I couldn't be accelerating you couldn't be accelerating he couldn't be accelerating we couldn't be accelerating you couldn't be accelerating they couldn't be accelerating
Perfect
I couldn't have accelerated you couldn't have accelerated he couldn't have accelerated we couldn't have accelerated you couldn't have accelerated they couldn't have accelerated
Perfect en V-ing
I couldn't have been accelerating you couldn't have been accelerating he couldn't have been accelerating we couldn't have been accelerating you couldn't have been accelerating they couldn't have been accelerating
Forme interrogative
Forme simple
could I accelerate? could you accelerate? could he accelerate? could we accelerate? could you accelerate? could they accelerate?
Forme en V-ing
could I be accelerating? could you be accelerating? could he be accelerating? could we be accelerating? could you be accelerating? could they be accelerating?
Perfect
could I have accelerated? could you have accelerated? could he have accelerated? could we have accelerated? could you have accelerated? could they have accelerated?
Perfect en V-ing
could I have been accelerating? could you have been accelerating? could he have been accelerating? could we have been accelerating? could you have been accelerating? could they have been accelerating?
Forme interro-négative
Forme simple
couldn't I accelerate? couldn't you accelerate? couldn't he accelerate? couldn't we accelerate? couldn't you accelerate? couldn't they accelerate?
Forme en V-ing
couldn't I be accelerating? couldn't you be accelerating? couldn't he be accelerating? couldn't we be accelerating? couldn't you be accelerating? couldn't they be accelerating?
Perfect
couldn't I have accelerated? couldn't you have accelerated? couldn't he have accelerated? couldn't we have accelerated? couldn't you have accelerated? couldn't they have accelerated?
Perfect en V-ing
couldn't I have been accelerating? couldn't you have been accelerating? couldn't he have been accelerating? couldn't we have been accelerating? couldn't you have been accelerating? couldn't they have been accelerating?