could plug
Verbo regolare: plug - plugged- plugged

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could plug
you could plug
he could plug
we could plug
you could plug
they could plug 	I could be plugging
you could be plugging
he could be plugging
we could be plugging
you could be plugging
they could be plugging	I could have plugged
you could have plugged
he could have plugged
we could have plugged
you could have plugged
they could have plugged	I could have been plugging
you could have been plugging
he could have been plugging
we could have been plugging
you could have been plugging
they could have been plugging	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't plug
you couldn't plug
he couldn't plug
we couldn't plug
you couldn't plug
they couldn't plug 	I couldn't be plugging
you couldn't be plugging
he couldn't be plugging
we couldn't be plugging
you couldn't be plugging
they couldn't be plugging	I couldn't have plugged
you couldn't have plugged
he couldn't have plugged
we couldn't have plugged
you couldn't have plugged
they couldn't have plugged	I couldn't have been plugging
you couldn't have been plugging
he couldn't have been plugging
we couldn't have been plugging
you couldn't have been plugging
they couldn't have been plugging	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I plug?
could you plug?
could he plug?
could we plug?
could you plug?
could they plug? 	could I be plugging?
could you be plugging?
could he be plugging?
could we be plugging?
could you be plugging?
could they be plugging? 	could I have plugged?
could you have plugged?
could he have plugged?
could we have plugged?
could you have plugged?
could they have plugged? 	could I have been plugging?
could you have been plugging?
could he have been plugging?
could we have been plugging?
could you have been plugging?
could they have been plugging? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I plug?
couldn't you plug?
couldn't he plug?
couldn't we plug?
couldn't you plug?
couldn't they plug? 	couldn't I be plugging?
couldn't you be plugging?
couldn't he be plugging?
couldn't we be plugging?
couldn't you be plugging?
couldn't they be plugging? 	couldn't I have plugged?
couldn't you have plugged?
couldn't he have plugged?
couldn't we have plugged?
couldn't you have plugged?
couldn't they have plugged? 	couldn't I have been plugging?
couldn't you have been plugging?
couldn't he have been plugging?
couldn't we have been plugging?
couldn't you have been plugging?
couldn't they have been plugging?