I could press you could press she could press we could press you could press they could press
Forma com V-ing
I could be pressing you could be pressing she could be pressing we could be pressing you could be pressing they could be pressing
Perfeito
I could have pressed you could have pressed she could have pressed we could have pressed you could have pressed they could have pressed
Perfeito com V-ing
I could have been pressing you could have been pressing she could have been pressing we could have been pressing you could have been pressing they could have been pressing
Negação
Forma simple
I could not press you could not press she could not press we could not press you could not press they could not press
Forma com V-ing
I could not be pressing you could not be pressing she could not be pressing we could not be pressing you could not be pressing they could not be pressing
Perfeito
I could not have pressed you could not have pressed she could not have pressed we could not have pressed you could not have pressed they could not have pressed
Perfeito com V-ing
I could not have been pressing you could not have been pressing she could not have been pressing we could not have been pressing you could not have been pressing they could not have been pressing
Forma interrogativa
Forma simple
could I press? could you press? could she press? could we press? could you press? could they press?
Forma com V-ing
could I be pressing? could you be pressing? could she be pressing? could we be pressing? could you be pressing? could they be pressing?
Perfeito
could I have pressed? could you have pressed? could she have pressed? could we have pressed? could you have pressed? could they have pressed?
Perfeito com V-ing
could I have been pressing? could you have been pressing? could she have been pressing? could we have been pressing? could you have been pressing? could they have been pressing?
Forma interro-Negação
Forma simple
could I not press? could you not press? could she not press? could we not press? could you not press? could they not press?
Forma com V-ing
could I not be pressing? could you not be pressing? could she not be pressing? could we not be pressing? could you not be pressing? could they not be pressing?
Perfeito
could I not have pressed? could you not have pressed? could she not have pressed? could we not have pressed? could you not have pressed? could they not have pressed?
Perfeito com V-ing
could I not have been pressing? could you not have been pressing? could she not have been pressing? could we not have been pressing? could you not have been pressing? could they not have been pressing?