could trailer
Verbe régulier : trailer - trailered- trailered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could trailer
you could trailer
she could trailer
we could trailer
you could trailer
they could trailer 	I could be trailering
you could be trailering
she could be trailering
we could be trailering
you could be trailering
they could be trailering	I could have trailered
you could have trailered
she could have trailered
we could have trailered
you could have trailered
they could have trailered	I could have been trailering
you could have been trailering
she could have been trailering
we could have been trailering
you could have been trailering
they could have been trailering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't trailer
you couldn't trailer
she couldn't trailer
we couldn't trailer
you couldn't trailer
they couldn't trailer 	I couldn't be trailering
you couldn't be trailering
she couldn't be trailering
we couldn't be trailering
you couldn't be trailering
they couldn't be trailering	I couldn't have trailered
you couldn't have trailered
she couldn't have trailered
we couldn't have trailered
you couldn't have trailered
they couldn't have trailered	I couldn't have been trailering
you couldn't have been trailering
she couldn't have been trailering
we couldn't have been trailering
you couldn't have been trailering
they couldn't have been trailering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I trailer?
could you trailer?
could she trailer?
could we trailer?
could you trailer?
could they trailer? 	could I be trailering?
could you be trailering?
could she be trailering?
could we be trailering?
could you be trailering?
could they be trailering? 	could I have trailered?
could you have trailered?
could she have trailered?
could we have trailered?
could you have trailered?
could they have trailered? 	could I have been trailering?
could you have been trailering?
could she have been trailering?
could we have been trailering?
could you have been trailering?
could they have been trailering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I trailer?
couldn't you trailer?
couldn't she trailer?
couldn't we trailer?
couldn't you trailer?
couldn't they trailer? 	couldn't I be trailering?
couldn't you be trailering?
couldn't she be trailering?
couldn't we be trailering?
couldn't you be trailering?
couldn't they be trailering? 	couldn't I have trailered?
couldn't you have trailered?
couldn't she have trailered?
couldn't we have trailered?
couldn't you have trailered?
couldn't they have trailered? 	couldn't I have been trailering?
couldn't you have been trailering?
couldn't she have been trailering?
couldn't we have been trailering?
couldn't you have been trailering?
couldn't they have been trailering?