Conjugação do verbo inglês
COULD VALIDATE

Verbo regular: validate - validated - validated

Afirmação

Forma simple	Forma com V-ing
I could validate you could validate he could validate we could validate you could validate they could validate	I could be validating you could be validating he could be validating we could be validating you could be validating they could be validating
Perfeito	Perfeito com V-ing
I could have validated you could have validated he could have validated we could have validated you could have validated they could have validated	I could have been validating you could have been validating he could have been validating we could have been validating you could have been validating they could have been validating

Negação

Forma simple	Forma com V-ing
I couldn't validate you couldn't validate he couldn't validate we couldn't validate you couldn't validate they couldn't validate	I couldn't be validating you couldn't be validating he couldn't be validating we couldn't be validating you couldn't be validating they couldn't be validating
Perfeito	Perfeito com V-ing
I couldn't have validated you couldn't have validated he couldn't have validated we couldn't have validated you couldn't have validated they couldn't have validated	I couldn't have been validating you couldn't have been validating he couldn't have been validating we couldn't have been validating you couldn't have been validating they couldn't have been validating

Forma interrogativa

Forma simple	Forma com V-ing
could I validate? could you validate? could he validate? could we validate? could you validate? could they validate?	could I be validating? could you be validating? could he be validating? could we be validating? could you be validating? could they be validating?
Perfeito	Perfeito com V-ing
could I have validated? could you have validated? could he have validated? could we have validated? could you have validated? could they have validated?	could I have been validating? could you have been validating? could he have been validating? could we have been validating? could you have been validating? could they have been validating?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I validate? couldn't you validate? couldn't he validate? couldn't we validate? couldn't you validate? couldn't they validate?	couldn't I be validating? couldn't you be validating? couldn't he be validating? couldn't we be validating? couldn't you be validating? couldn't they be validating?
Perfeito	Perfeito com V-ing
couldn't I have validated? couldn't you have validated? couldn't he have validated? couldn't we have validated? couldn't you have validated? couldn't they have validated?	couldn't I have been validating? couldn't you have been validating? couldn't he have been validating? couldn't we have been validating? couldn't you have been validating? couldn't they have been validating?