Conjugação do verbo inglês
COULD BURP

Verbo regular: burp - burped - burped

Afirmação

Forma simple	Forma com V-ing
I could burp you could burp she could burp we could burp you could burp they could burp	I could be burping you could be burping she could be burping we could be burping you could be burping they could be burping
Perfeito	Perfeito com V-ing
I could have burped you could have burped she could have burped we could have burped you could have burped they could have burped	I could have been burping you could have been burping she could have been burping we could have been burping you could have been burping they could have been burping

Negação

Forma simple	Forma com V-ing
I could not burp you could not burp she could not burp we could not burp you could not burp they could not burp	I could not be burping you could not be burping she could not be burping we could not be burping you could not be burping they could not be burping
Perfeito	Perfeito com V-ing
I could not have burped you could not have burped she could not have burped we could not have burped you could not have burped they could not have burped	I could not have been burping you could not have been burping she could not have been burping we could not have been burping you could not have been burping they could not have been burping

Forma interrogativa

Forma simple	Forma com V-ing
could I burp? could you burp? could she burp? could we burp? could you burp? could they burp?	could I be burping? could you be burping? could she be burping? could we be burping? could you be burping? could they be burping?
Perfeito	Perfeito com V-ing
could I have burped? could you have burped? could she have burped? could we have burped? could you have burped? could they have burped?	could I have been burping? could you have been burping? could she have been burping? could we have been burping? could you have been burping? could they have been burping?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not burp? could you not burp? could she not burp? could we not burp? could you not burp? could they not burp?	could I not be burping? could you not be burping? could she not be burping? could we not be burping? could you not be burping? could they not be burping?
Perfeito	Perfeito com V-ing
could I not have burped? could you not have burped? could she not have burped? could we not have burped? could you not have burped? could they not have burped?	could I not have been burping? could you not have been burping? could she not have been burping? could we not have been burping? could you not have been burping? could they not have been burping?