could jazz
Verbe régulier : jazz - jazzed- jazzed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could jazz
you could jazz
she could jazz
we could jazz
you could jazz
they could jazz 	I could be jazzing
you could be jazzing
she could be jazzing
we could be jazzing
you could be jazzing
they could be jazzing	I could have jazzed
you could have jazzed
she could have jazzed
we could have jazzed
you could have jazzed
they could have jazzed	I could have been jazzing
you could have been jazzing
she could have been jazzing
we could have been jazzing
you could have been jazzing
they could have been jazzing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not jazz
you could not jazz
she could not jazz
we could not jazz
you could not jazz
they could not jazz 	I could not be jazzing
you could not be jazzing
she could not be jazzing
we could not be jazzing
you could not be jazzing
they could not be jazzing	I could not have jazzed
you could not have jazzed
she could not have jazzed
we could not have jazzed
you could not have jazzed
they could not have jazzed	I could not have been jazzing
you could not have been jazzing
she could not have been jazzing
we could not have been jazzing
you could not have been jazzing
they could not have been jazzing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I jazz?
could you jazz?
could she jazz?
could we jazz?
could you jazz?
could they jazz? 	could I be jazzing?
could you be jazzing?
could she be jazzing?
could we be jazzing?
could you be jazzing?
could they be jazzing? 	could I have jazzed?
could you have jazzed?
could she have jazzed?
could we have jazzed?
could you have jazzed?
could they have jazzed? 	could I have been jazzing?
could you have been jazzing?
could she have been jazzing?
could we have been jazzing?
could you have been jazzing?
could they have been jazzing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not jazz?
could you not jazz?
could she not jazz?
could we not jazz?
could you not jazz?
could they not jazz? 	could I not be jazzing?
could you not be jazzing?
could she not be jazzing?
could we not be jazzing?
could you not be jazzing?
could they not be jazzing? 	could I not have jazzed?
could you not have jazzed?
could she not have jazzed?
could we not have jazzed?
could you not have jazzed?
could they not have jazzed? 	could I not have been jazzing?
could you not have been jazzing?
could she not have been jazzing?
could we not have been jazzing?
could you not have been jazzing?
could they not have been jazzing?