Conjugação do verbo inglês
COULD DUST

Verbo regular: dust - dusted - dusted

Afirmação

Forma simple	Forma com V-ing
I could dust you could dust she could dust we could dust you could dust they could dust	I could be dusting you could be dusting she could be dusting we could be dusting you could be dusting they could be dusting
Perfeito	Perfeito com V-ing
I could have dusted you could have dusted she could have dusted we could have dusted you could have dusted they could have dusted	I could have been dusting you could have been dusting she could have been dusting we could have been dusting you could have been dusting they could have been dusting

Negação

Forma simple	Forma com V-ing
I could not dust you could not dust she could not dust we could not dust you could not dust they could not dust	I could not be dusting you could not be dusting she could not be dusting we could not be dusting you could not be dusting they could not be dusting
Perfeito	Perfeito com V-ing
I could not have dusted you could not have dusted she could not have dusted we could not have dusted you could not have dusted they could not have dusted	I could not have been dusting you could not have been dusting she could not have been dusting we could not have been dusting you could not have been dusting they could not have been dusting

Forma interrogativa

Forma simple	Forma com V-ing
could I dust? could you dust? could she dust? could we dust? could you dust? could they dust?	could I be dusting? could you be dusting? could she be dusting? could we be dusting? could you be dusting? could they be dusting?
Perfeito	Perfeito com V-ing
could I have dusted? could you have dusted? could she have dusted? could we have dusted? could you have dusted? could they have dusted?	could I have been dusting? could you have been dusting? could she have been dusting? could we have been dusting? could you have been dusting? could they have been dusting?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not dust? could you not dust? could she not dust? could we not dust? could you not dust? could they not dust?	could I not be dusting? could you not be dusting? could she not be dusting? could we not be dusting? could you not be dusting? could they not be dusting?
Perfeito	Perfeito com V-ing
could I not have dusted? could you not have dusted? could she not have dusted? could we not have dusted? could you not have dusted? could they not have dusted?	could I not have been dusting? could you not have been dusting? could she not have been dusting? could we not have been dusting? could you not have been dusting? could they not have been dusting?