could exert
Verbe régulier : exert - exerted- exerted
Traduction française : exercer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could exert
you could exert
she could exert
we could exert
you could exert
they could exert 	I could be exerting
you could be exerting
she could be exerting
we could be exerting
you could be exerting
they could be exerting	I could have exerted
you could have exerted
she could have exerted
we could have exerted
you could have exerted
they could have exerted	I could have been exerting
you could have been exerting
she could have been exerting
we could have been exerting
you could have been exerting
they could have been exerting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't exert
you couldn't exert
she couldn't exert
we couldn't exert
you couldn't exert
they couldn't exert 	I couldn't be exerting
you couldn't be exerting
she couldn't be exerting
we couldn't be exerting
you couldn't be exerting
they couldn't be exerting	I couldn't have exerted
you couldn't have exerted
she couldn't have exerted
we couldn't have exerted
you couldn't have exerted
they couldn't have exerted	I couldn't have been exerting
you couldn't have been exerting
she couldn't have been exerting
we couldn't have been exerting
you couldn't have been exerting
they couldn't have been exerting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I exert?
could you exert?
could she exert?
could we exert?
could you exert?
could they exert? 	could I be exerting?
could you be exerting?
could she be exerting?
could we be exerting?
could you be exerting?
could they be exerting? 	could I have exerted?
could you have exerted?
could she have exerted?
could we have exerted?
could you have exerted?
could they have exerted? 	could I have been exerting?
could you have been exerting?
could she have been exerting?
could we have been exerting?
could you have been exerting?
could they have been exerting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I exert?
couldn't you exert?
couldn't she exert?
couldn't we exert?
couldn't you exert?
couldn't they exert? 	couldn't I be exerting?
couldn't you be exerting?
couldn't she be exerting?
couldn't we be exerting?
couldn't you be exerting?
couldn't they be exerting? 	couldn't I have exerted?
couldn't you have exerted?
couldn't she have exerted?
couldn't we have exerted?
couldn't you have exerted?
couldn't they have exerted? 	couldn't I have been exerting?
couldn't you have been exerting?
couldn't she have been exerting?
couldn't we have been exerting?
couldn't you have been exerting?
couldn't they have been exerting?