Conjugação do verbo inglês
COULD UNDERPRODUCE

Verbo regular: underproduce - underproduced - underproduced

Afirmação

Forma simple	Forma com V-ing
I could underproduce you could underproduce he could underproduce we could underproduce you could underproduce they could underproduce	I could be underproducing you could be underproducing he could be underproducing we could be underproducing you could be underproducing they could be underproducing
Perfeito	Perfeito com V-ing
I could have underproduced you could have underproduced he could have underproduced we could have underproduced you could have underproduced they could have underproduced	I could have been underproducing you could have been underproducing he could have been underproducing we could have been underproducing you could have been underproducing they could have been underproducing

Negação

Forma simple	Forma com V-ing
I could not underproduce you could not underproduce he could not underproduce we could not underproduce you could not underproduce they could not underproduce	I could not be underproducing you could not be underproducing he could not be underproducing we could not be underproducing you could not be underproducing they could not be underproducing
Perfeito	Perfeito com V-ing
I could not have underproduced you could not have underproduced he could not have underproduced we could not have underproduced you could not have underproduced they could not have underproduced	I could not have been underproducing you could not have been underproducing he could not have been underproducing we could not have been underproducing you could not have been underproducing they could not have been underproducing

Forma interrogativa

Forma simple	Forma com V-ing
could I underproduce? could you underproduce? could he underproduce? could we underproduce? could you underproduce? could they underproduce?	could I be underproducing? could you be underproducing? could he be underproducing? could we be underproducing? could you be underproducing? could they be underproducing?
Perfeito	Perfeito com V-ing
could I have underproduced? could you have underproduced? could he have underproduced? could we have underproduced? could you have underproduced? could they have underproduced?	could I have been underproducing? could you have been underproducing? could he have been underproducing? could we have been underproducing? could you have been underproducing? could they have been underproducing?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not underproduce? could you not underproduce? could he not underproduce? could we not underproduce? could you not underproduce? could they not underproduce?	could I not be underproducing? could you not be underproducing? could he not be underproducing? could we not be underproducing? could you not be underproducing? could they not be underproducing?
Perfeito	Perfeito com V-ing
could I not have underproduced? could you not have underproduced? could he not have underproduced? could we not have underproduced? could you not have underproduced? could they not have underproduced?	could I not have been underproducing? could you not have been underproducing? could he not have been underproducing? could we not have been underproducing? could you not have been underproducing? could they not have been underproducing?