could underload
Verbe régulier : underload - underloaded- underloaded

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could underload
you could underload
he could underload
we could underload
you could underload
they could underload 	I could be underloading
you could be underloading
he could be underloading
we could be underloading
you could be underloading
they could be underloading	I could have underloaded
you could have underloaded
he could have underloaded
we could have underloaded
you could have underloaded
they could have underloaded	I could have been underloading
you could have been underloading
he could have been underloading
we could have been underloading
you could have been underloading
they could have been underloading	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't underload
you couldn't underload
he couldn't underload
we couldn't underload
you couldn't underload
they couldn't underload 	I couldn't be underloading
you couldn't be underloading
he couldn't be underloading
we couldn't be underloading
you couldn't be underloading
they couldn't be underloading	I couldn't have underloaded
you couldn't have underloaded
he couldn't have underloaded
we couldn't have underloaded
you couldn't have underloaded
they couldn't have underloaded	I couldn't have been underloading
you couldn't have been underloading
he couldn't have been underloading
we couldn't have been underloading
you couldn't have been underloading
they couldn't have been underloading	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I underload?
could you underload?
could he underload?
could we underload?
could you underload?
could they underload? 	could I be underloading?
could you be underloading?
could he be underloading?
could we be underloading?
could you be underloading?
could they be underloading? 	could I have underloaded?
could you have underloaded?
could he have underloaded?
could we have underloaded?
could you have underloaded?
could they have underloaded? 	could I have been underloading?
could you have been underloading?
could he have been underloading?
could we have been underloading?
could you have been underloading?
could they have been underloading? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I underload?
couldn't you underload?
couldn't he underload?
couldn't we underload?
couldn't you underload?
couldn't they underload? 	couldn't I be underloading?
couldn't you be underloading?
couldn't he be underloading?
couldn't we be underloading?
couldn't you be underloading?
couldn't they be underloading? 	couldn't I have underloaded?
couldn't you have underloaded?
couldn't he have underloaded?
couldn't we have underloaded?
couldn't you have underloaded?
couldn't they have underloaded? 	couldn't I have been underloading?
couldn't you have been underloading?
couldn't he have been underloading?
couldn't we have been underloading?
couldn't you have been underloading?
couldn't they have been underloading?