could presharpen
Verbo regolare: presharpen - presharpened- presharpened

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could presharpen
you could presharpen
he could presharpen
we could presharpen
you could presharpen
they could presharpen 	I could be presharpening
you could be presharpening
he could be presharpening
we could be presharpening
you could be presharpening
they could be presharpening	I could have presharpened
you could have presharpened
he could have presharpened
we could have presharpened
you could have presharpened
they could have presharpened	I could have been presharpening
you could have been presharpening
he could have been presharpening
we could have been presharpening
you could have been presharpening
they could have been presharpening	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't presharpen
you couldn't presharpen
he couldn't presharpen
we couldn't presharpen
you couldn't presharpen
they couldn't presharpen 	I couldn't be presharpening
you couldn't be presharpening
he couldn't be presharpening
we couldn't be presharpening
you couldn't be presharpening
they couldn't be presharpening	I couldn't have presharpened
you couldn't have presharpened
he couldn't have presharpened
we couldn't have presharpened
you couldn't have presharpened
they couldn't have presharpened	I couldn't have been presharpening
you couldn't have been presharpening
he couldn't have been presharpening
we couldn't have been presharpening
you couldn't have been presharpening
they couldn't have been presharpening	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I presharpen?
could you presharpen?
could he presharpen?
could we presharpen?
could you presharpen?
could they presharpen? 	could I be presharpening?
could you be presharpening?
could he be presharpening?
could we be presharpening?
could you be presharpening?
could they be presharpening? 	could I have presharpened?
could you have presharpened?
could he have presharpened?
could we have presharpened?
could you have presharpened?
could they have presharpened? 	could I have been presharpening?
could you have been presharpening?
could he have been presharpening?
could we have been presharpening?
could you have been presharpening?
could they have been presharpening? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I presharpen?
couldn't you presharpen?
couldn't he presharpen?
couldn't we presharpen?
couldn't you presharpen?
couldn't they presharpen? 	couldn't I be presharpening?
couldn't you be presharpening?
couldn't he be presharpening?
couldn't we be presharpening?
couldn't you be presharpening?
couldn't they be presharpening? 	couldn't I have presharpened?
couldn't you have presharpened?
couldn't he have presharpened?
couldn't we have presharpened?
couldn't you have presharpened?
couldn't they have presharpened? 	couldn't I have been presharpening?
couldn't you have been presharpening?
couldn't he have been presharpening?
couldn't we have been presharpening?
couldn't you have been presharpening?
couldn't they have been presharpening?