Coniugazione del verbo inglese
COULD CHECKER

Verbo regolare: checker - checkered - checkered

Affermazione

Forma semplice	Forma con V-ing
I could checker you could checker she could checker we could checker you could checker they could checker	I could be checkering you could be checkering she could be checkering we could be checkering you could be checkering they could be checkering
Perfetto	Perfetto con V-ing
I could have checkered you could have checkered she could have checkered we could have checkered you could have checkered they could have checkered	I could have been checkering you could have been checkering she could have been checkering we could have been checkering you could have been checkering they could have been checkering

Negazione

Forma semplice	Forma con V-ing
I could not checker you could not checker she could not checker we could not checker you could not checker they could not checker	I could not be checkering you could not be checkering she could not be checkering we could not be checkering you could not be checkering they could not be checkering
Perfetto	Perfetto con V-ing
I could not have checkered you could not have checkered she could not have checkered we could not have checkered you could not have checkered they could not have checkered	I could not have been checkering you could not have been checkering she could not have been checkering we could not have been checkering you could not have been checkering they could not have been checkering

Forma interrogativa

Forma semplice	Forma con V-ing
could I checker? could you checker? could she checker? could we checker? could you checker? could they checker?	could I be checkering? could you be checkering? could she be checkering? could we be checkering? could you be checkering? could they be checkering?
Perfetto	Perfetto con V-ing
could I have checkered? could you have checkered? could she have checkered? could we have checkered? could you have checkered? could they have checkered?	could I have been checkering? could you have been checkering? could she have been checkering? could we have been checkering? could you have been checkering? could they have been checkering?

Forma interro-negativa

Forma semplice	Forma con V-ing
could I not checker? could you not checker? could she not checker? could we not checker? could you not checker? could they not checker?	could I not be checkering? could you not be checkering? could she not be checkering? could we not be checkering? could you not be checkering? could they not be checkering?
Perfetto	Perfetto con V-ing
could I not have checkered? could you not have checkered? could she not have checkered? could we not have checkered? could you not have checkered? could they not have checkered?	could I not have been checkering? could you not have been checkering? could she not have been checkering? could we not have been checkering? could you not have been checkering? could they not have been checkering?