could exert
Verbo regolare: exert - exerted- exerted

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could exert
you could exert
he could exert
we could exert
you could exert
they could exert 	I could be exerting
you could be exerting
he could be exerting
we could be exerting
you could be exerting
they could be exerting	I could have exerted
you could have exerted
he 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
he could have been exerting
we could have been exerting
you could have been exerting
they could have been exerting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't exert
you couldn't exert
he 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
he 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
he 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
he couldn't have been exerting
we couldn't have been exerting
you couldn't have been exerting
they couldn't have been exerting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I exert?
could you exert?
could he exert?
could we exert?
could you exert?
could they exert? 	could I be exerting?
could you be exerting?
could he be exerting?
could we be exerting?
could you be exerting?
could they be exerting? 	could I have exerted?
could you have exerted?
could he 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 he have been exerting?
could we have been exerting?
could you have been exerting?
could they have been exerting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I exert?
couldn't you exert?
couldn't he 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 he 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 he 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 he have been exerting?
couldn't we have been exerting?
couldn't you have been exerting?
couldn't they have been exerting?