Conjugação do verbo inglês
COULD VISA

Verbo regular: visa - visaed - visaed

Afirmação

Forma simple	Forma com V-ing
I could visa you could visa he could visa we could visa you could visa they could visa	I could be visaing you could be visaing he could be visaing we could be visaing you could be visaing they could be visaing
Perfeito	Perfeito com V-ing
I could have visaed you could have visaed he could have visaed we could have visaed you could have visaed they could have visaed	I could have been visaing you could have been visaing he could have been visaing we could have been visaing you could have been visaing they could have been visaing

Negação

Forma simple	Forma com V-ing
I couldn't visa you couldn't visa he couldn't visa we couldn't visa you couldn't visa they couldn't visa	I couldn't be visaing you couldn't be visaing he couldn't be visaing we couldn't be visaing you couldn't be visaing they couldn't be visaing
Perfeito	Perfeito com V-ing
I couldn't have visaed you couldn't have visaed he couldn't have visaed we couldn't have visaed you couldn't have visaed they couldn't have visaed	I couldn't have been visaing you couldn't have been visaing he couldn't have been visaing we couldn't have been visaing you couldn't have been visaing they couldn't have been visaing

Forma interrogativa

Forma simple	Forma com V-ing
could I visa? could you visa? could he visa? could we visa? could you visa? could they visa?	could I be visaing? could you be visaing? could he be visaing? could we be visaing? could you be visaing? could they be visaing?
Perfeito	Perfeito com V-ing
could I have visaed? could you have visaed? could he have visaed? could we have visaed? could you have visaed? could they have visaed?	could I have been visaing? could you have been visaing? could he have been visaing? could we have been visaing? could you have been visaing? could they have been visaing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I visa? couldn't you visa? couldn't he visa? couldn't we visa? couldn't you visa? couldn't they visa?	couldn't I be visaing? couldn't you be visaing? couldn't he be visaing? couldn't we be visaing? couldn't you be visaing? couldn't they be visaing?
Perfeito	Perfeito com V-ing
couldn't I have visaed? couldn't you have visaed? couldn't he have visaed? couldn't we have visaed? couldn't you have visaed? couldn't they have visaed?	couldn't I have been visaing? couldn't you have been visaing? couldn't he have been visaing? couldn't we have been visaing? couldn't you have been visaing? couldn't they have been visaing?