could chap
Verbe régulier : chap - chapped- chapped
Traduction française : gercer - (se) gercer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could chap
you could chap
she could chap
we could chap
you could chap
they could chap 	I could be chapping
you could be chapping
she could be chapping
we could be chapping
you could be chapping
they could be chapping	I could have chapped
you could have chapped
she could have chapped
we could have chapped
you could have chapped
they could have chapped	I could have been chapping
you could have been chapping
she could have been chapping
we could have been chapping
you could have been chapping
they could have been chapping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not chap
you could not chap
she could not chap
we could not chap
you could not chap
they could not chap 	I could not be chapping
you could not be chapping
she could not be chapping
we could not be chapping
you could not be chapping
they could not be chapping	I could not have chapped
you could not have chapped
she could not have chapped
we could not have chapped
you could not have chapped
they could not have chapped	I could not have been chapping
you could not have been chapping
she could not have been chapping
we could not have been chapping
you could not have been chapping
they could not have been chapping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I chap?
could you chap?
could she chap?
could we chap?
could you chap?
could they chap? 	could I be chapping?
could you be chapping?
could she be chapping?
could we be chapping?
could you be chapping?
could they be chapping? 	could I have chapped?
could you have chapped?
could she have chapped?
could we have chapped?
could you have chapped?
could they have chapped? 	could I have been chapping?
could you have been chapping?
could she have been chapping?
could we have been chapping?
could you have been chapping?
could they have been chapping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not chap?
could you not chap?
could she not chap?
could we not chap?
could you not chap?
could they not chap? 	could I not be chapping?
could you not be chapping?
could she not be chapping?
could we not be chapping?
could you not be chapping?
could they not be chapping? 	could I not have chapped?
could you not have chapped?
could she not have chapped?
could we not have chapped?
could you not have chapped?
could they not have chapped? 	could I not have been chapping?
could you not have been chapping?
could she not have been chapping?
could we not have been chapping?
could you not have been chapping?
could they not have been chapping?