could crest
Verbe régulier : crest - crested- crested

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could crest
you could crest
she could crest
we could crest
you could crest
they could crest 	I could be cresting
you could be cresting
she could be cresting
we could be cresting
you could be cresting
they could be cresting	I could have crested
you could have crested
she could have crested
we could have crested
you could have crested
they could have crested	I could have been cresting
you could have been cresting
she could have been cresting
we could have been cresting
you could have been cresting
they could have been cresting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not crest
you could not crest
she could not crest
we could not crest
you could not crest
they could not crest 	I could not be cresting
you could not be cresting
she could not be cresting
we could not be cresting
you could not be cresting
they could not be cresting	I could not have crested
you could not have crested
she could not have crested
we could not have crested
you could not have crested
they could not have crested	I could not have been cresting
you could not have been cresting
she could not have been cresting
we could not have been cresting
you could not have been cresting
they could not have been cresting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I crest?
could you crest?
could she crest?
could we crest?
could you crest?
could they crest? 	could I be cresting?
could you be cresting?
could she be cresting?
could we be cresting?
could you be cresting?
could they be cresting? 	could I have crested?
could you have crested?
could she have crested?
could we have crested?
could you have crested?
could they have crested? 	could I have been cresting?
could you have been cresting?
could she have been cresting?
could we have been cresting?
could you have been cresting?
could they have been cresting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not crest?
could you not crest?
could she not crest?
could we not crest?
could you not crest?
could they not crest? 	could I not be cresting?
could you not be cresting?
could she not be cresting?
could we not be cresting?
could you not be cresting?
could they not be cresting? 	could I not have crested?
could you not have crested?
could she not have crested?
could we not have crested?
could you not have crested?
could they not have crested? 	could I not have been cresting?
could you not have been cresting?
could she not have been cresting?
could we not have been cresting?
could you not have been cresting?
could they not have been cresting?