could service
Verbe régulier : service - serviced- serviced
Traduction française : réviser - assurer le service de 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could service
you could service
he could service
we could service
you could service
they could service 	I could be servicing
you could be servicing
he could be servicing
we could be servicing
you could be servicing
they could be servicing	I could have serviced
you could have serviced
he could have serviced
we could have serviced
you could have serviced
they could have serviced	I could have been servicing
you could have been servicing
he could have been servicing
we could have been servicing
you could have been servicing
they could have been servicing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not service
you could not service
he could not service
we could not service
you could not service
they could not service 	I could not be servicing
you could not be servicing
he could not be servicing
we could not be servicing
you could not be servicing
they could not be servicing	I could not have serviced
you could not have serviced
he could not have serviced
we could not have serviced
you could not have serviced
they could not have serviced	I could not have been servicing
you could not have been servicing
he could not have been servicing
we could not have been servicing
you could not have been servicing
they could not have been servicing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I service?
could you service?
could he service?
could we service?
could you service?
could they service? 	could I be servicing?
could you be servicing?
could he be servicing?
could we be servicing?
could you be servicing?
could they be servicing? 	could I have serviced?
could you have serviced?
could he have serviced?
could we have serviced?
could you have serviced?
could they have serviced? 	could I have been servicing?
could you have been servicing?
could he have been servicing?
could we have been servicing?
could you have been servicing?
could they have been servicing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not service?
could you not service?
could he not service?
could we not service?
could you not service?
could they not service? 	could I not be servicing?
could you not be servicing?
could he not be servicing?
could we not be servicing?
could you not be servicing?
could they not be servicing? 	could I not have serviced?
could you not have serviced?
could he not have serviced?
could we not have serviced?
could you not have serviced?
could they not have serviced? 	could I not have been servicing?
could you not have been servicing?
could he not have been servicing?
could we not have been servicing?
could you not have been servicing?
could they not have been servicing?