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