Conjugação do verbo inglês
COULD SUBMIT

Verbo regular: submit - submitted - submitted

Afirmação

Forma simple	Forma com V-ing
I could submit you could submit she could submit we could submit you could submit they could submit	I could be submitting you could be submitting she could be submitting we could be submitting you could be submitting they could be submitting
Perfeito	Perfeito com V-ing
I could have submitted you could have submitted she could have submitted we could have submitted you could have submitted they could have submitted	I could have been submitting you could have been submitting she could have been submitting we could have been submitting you could have been submitting they could have been submitting

Negação

Forma simple	Forma com V-ing
I could not submit you could not submit she could not submit we could not submit you could not submit they could not submit	I could not be submitting you could not be submitting she could not be submitting we could not be submitting you could not be submitting they could not be submitting
Perfeito	Perfeito com V-ing
I could not have submitted you could not have submitted she could not have submitted we could not have submitted you could not have submitted they could not have submitted	I could not have been submitting you could not have been submitting she could not have been submitting we could not have been submitting you could not have been submitting they could not have been submitting

Forma interrogativa

Forma simple	Forma com V-ing
could I submit? could you submit? could she submit? could we submit? could you submit? could they submit?	could I be submitting? could you be submitting? could she be submitting? could we be submitting? could you be submitting? could they be submitting?
Perfeito	Perfeito com V-ing
could I have submitted? could you have submitted? could she have submitted? could we have submitted? could you have submitted? could they have submitted?	could I have been submitting? could you have been submitting? could she have been submitting? could we have been submitting? could you have been submitting? could they have been submitting?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not submit? could you not submit? could she not submit? could we not submit? could you not submit? could they not submit?	could I not be submitting? could you not be submitting? could she not be submitting? could we not be submitting? could you not be submitting? could they not be submitting?
Perfeito	Perfeito com V-ing
could I not have submitted? could you not have submitted? could she not have submitted? could we not have submitted? could you not have submitted? could they not have submitted?	could I not have been submitting? could you not have been submitting? could she not have been submitting? could we not have been submitting? could you not have been submitting? could they not have been submitting?