Conjugación del verbo inglés
COULD ARC

Verbo regular: arc - arced - arced

Afirmación

Forma simple	Forma con V-ing
I could arc you could arc she could arc we could arc you could arc they could arc	I could be arcing you could be arcing she could be arcing we could be arcing you could be arcing they could be arcing
Perfecto	Perfecto con V-ing
I could have arced you could have arced she could have arced we could have arced you could have arced they could have arced	I could have been arcing you could have been arcing she could have been arcing we could have been arcing you could have been arcing they could have been arcing

Negación

Forma simple	Forma con V-ing
I could not arc you could not arc she could not arc we could not arc you could not arc they could not arc	I could not be arcing you could not be arcing she could not be arcing we could not be arcing you could not be arcing they could not be arcing
Perfecto	Perfecto con V-ing
I could not have arced you could not have arced she could not have arced we could not have arced you could not have arced they could not have arced	I could not have been arcing you could not have been arcing she could not have been arcing we could not have been arcing you could not have been arcing they could not have been arcing

Forma interrogativa

Forma simple	Forma con V-ing
could I arc? could you arc? could she arc? could we arc? could you arc? could they arc?	could I be arcing? could you be arcing? could she be arcing? could we be arcing? could you be arcing? could they be arcing?
Perfecto	Perfecto con V-ing
could I have arced? could you have arced? could she have arced? could we have arced? could you have arced? could they have arced?	could I have been arcing? could you have been arcing? could she have been arcing? could we have been arcing? could you have been arcing? could they have been arcing?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not arc? could you not arc? could she not arc? could we not arc? could you not arc? could they not arc?	could I not be arcing? could you not be arcing? could she not be arcing? could we not be arcing? could you not be arcing? could they not be arcing?
Perfecto	Perfecto con V-ing
could I not have arced? could you not have arced? could she not have arced? could we not have arced? could you not have arced? could they not have arced?	could I not have been arcing? could you not have been arcing? could she not have been arcing? could we not have been arcing? could you not have been arcing? could they not have been arcing?