Conjugação do verbo inglês
COULD PUMICE

Verbo regular: pumice - pumiced - pumiced

Afirmação

Forma simple	Forma com V-ing
I could pumice you could pumice he could pumice we could pumice you could pumice they could pumice	I could be pumicing you could be pumicing he could be pumicing we could be pumicing you could be pumicing they could be pumicing
Perfeito	Perfeito com V-ing
I could have pumiced you could have pumiced he could have pumiced we could have pumiced you could have pumiced they could have pumiced	I could have been pumicing you could have been pumicing he could have been pumicing we could have been pumicing you could have been pumicing they could have been pumicing

Negação

Forma simple	Forma com V-ing
I couldn't pumice you couldn't pumice he couldn't pumice we couldn't pumice you couldn't pumice they couldn't pumice	I couldn't be pumicing you couldn't be pumicing he couldn't be pumicing we couldn't be pumicing you couldn't be pumicing they couldn't be pumicing
Perfeito	Perfeito com V-ing
I couldn't have pumiced you couldn't have pumiced he couldn't have pumiced we couldn't have pumiced you couldn't have pumiced they couldn't have pumiced	I couldn't have been pumicing you couldn't have been pumicing he couldn't have been pumicing we couldn't have been pumicing you couldn't have been pumicing they couldn't have been pumicing

Forma interrogativa

Forma simple	Forma com V-ing
could I pumice? could you pumice? could he pumice? could we pumice? could you pumice? could they pumice?	could I be pumicing? could you be pumicing? could he be pumicing? could we be pumicing? could you be pumicing? could they be pumicing?
Perfeito	Perfeito com V-ing
could I have pumiced? could you have pumiced? could he have pumiced? could we have pumiced? could you have pumiced? could they have pumiced?	could I have been pumicing? could you have been pumicing? could he have been pumicing? could we have been pumicing? could you have been pumicing? could they have been pumicing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I pumice? couldn't you pumice? couldn't he pumice? couldn't we pumice? couldn't you pumice? couldn't they pumice?	couldn't I be pumicing? couldn't you be pumicing? couldn't he be pumicing? couldn't we be pumicing? couldn't you be pumicing? couldn't they be pumicing?
Perfeito	Perfeito com V-ing
couldn't I have pumiced? couldn't you have pumiced? couldn't he have pumiced? couldn't we have pumiced? couldn't you have pumiced? couldn't they have pumiced?	couldn't I have been pumicing? couldn't you have been pumicing? couldn't he have been pumicing? couldn't we have been pumicing? couldn't you have been pumicing? couldn't they have been pumicing?