Conjugação do verbo inglês
COULD OVERGRADE

Verbo regular: overgrade - overgraded - overgraded

Afirmação

Forma simple	Forma com V-ing
I could overgrade you could overgrade he could overgrade we could overgrade you could overgrade they could overgrade	I could be overgrading you could be overgrading he could be overgrading we could be overgrading you could be overgrading they could be overgrading
Perfeito	Perfeito com V-ing
I could have overgraded you could have overgraded he could have overgraded we could have overgraded you could have overgraded they could have overgraded	I could have been overgrading you could have been overgrading he could have been overgrading we could have been overgrading you could have been overgrading they could have been overgrading

Negação

Forma simple	Forma com V-ing
I could not overgrade you could not overgrade he could not overgrade we could not overgrade you could not overgrade they could not overgrade	I could not be overgrading you could not be overgrading he could not be overgrading we could not be overgrading you could not be overgrading they could not be overgrading
Perfeito	Perfeito com V-ing
I could not have overgraded you could not have overgraded he could not have overgraded we could not have overgraded you could not have overgraded they could not have overgraded	I could not have been overgrading you could not have been overgrading he could not have been overgrading we could not have been overgrading you could not have been overgrading they could not have been overgrading

Forma interrogativa

Forma simple	Forma com V-ing
could I overgrade? could you overgrade? could he overgrade? could we overgrade? could you overgrade? could they overgrade?	could I be overgrading? could you be overgrading? could he be overgrading? could we be overgrading? could you be overgrading? could they be overgrading?
Perfeito	Perfeito com V-ing
could I have overgraded? could you have overgraded? could he have overgraded? could we have overgraded? could you have overgraded? could they have overgraded?	could I have been overgrading? could you have been overgrading? could he have been overgrading? could we have been overgrading? could you have been overgrading? could they have been overgrading?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not overgrade? could you not overgrade? could he not overgrade? could we not overgrade? could you not overgrade? could they not overgrade?	could I not be overgrading? could you not be overgrading? could he not be overgrading? could we not be overgrading? could you not be overgrading? could they not be overgrading?
Perfeito	Perfeito com V-ing
could I not have overgraded? could you not have overgraded? could he not have overgraded? could we not have overgraded? could you not have overgraded? could they not have overgraded?	could I not have been overgrading? could you not have been overgrading? could he not have been overgrading? could we not have been overgrading? could you not have been overgrading? could they not have been overgrading?