Conjugação do verbo inglês
COULD SCINTILLATE

Verbo regular: scintillate - scintillated - scintillated

Afirmação

Forma simple	Forma com V-ing
I could scintillate you could scintillate she could scintillate we could scintillate you could scintillate they could scintillate	I could be scintillating you could be scintillating she could be scintillating we could be scintillating you could be scintillating they could be scintillating
Perfeito	Perfeito com V-ing
I could have scintillated you could have scintillated she could have scintillated we could have scintillated you could have scintillated they could have scintillated	I could have been scintillating you could have been scintillating she could have been scintillating we could have been scintillating you could have been scintillating they could have been scintillating

Negação

Forma simple	Forma com V-ing
I couldn't scintillate you couldn't scintillate she couldn't scintillate we couldn't scintillate you couldn't scintillate they couldn't scintillate	I couldn't be scintillating you couldn't be scintillating she couldn't be scintillating we couldn't be scintillating you couldn't be scintillating they couldn't be scintillating
Perfeito	Perfeito com V-ing
I couldn't have scintillated you couldn't have scintillated she couldn't have scintillated we couldn't have scintillated you couldn't have scintillated they couldn't have scintillated	I couldn't have been scintillating you couldn't have been scintillating she couldn't have been scintillating we couldn't have been scintillating you couldn't have been scintillating they couldn't have been scintillating

Forma interrogativa

Forma simple	Forma com V-ing
could I scintillate? could you scintillate? could she scintillate? could we scintillate? could you scintillate? could they scintillate?	could I be scintillating? could you be scintillating? could she be scintillating? could we be scintillating? could you be scintillating? could they be scintillating?
Perfeito	Perfeito com V-ing
could I have scintillated? could you have scintillated? could she have scintillated? could we have scintillated? could you have scintillated? could they have scintillated?	could I have been scintillating? could you have been scintillating? could she have been scintillating? could we have been scintillating? could you have been scintillating? could they have been scintillating?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I scintillate? couldn't you scintillate? couldn't she scintillate? couldn't we scintillate? couldn't you scintillate? couldn't they scintillate?	couldn't I be scintillating? couldn't you be scintillating? couldn't she be scintillating? couldn't we be scintillating? couldn't you be scintillating? couldn't they be scintillating?
Perfeito	Perfeito com V-ing
couldn't I have scintillated? couldn't you have scintillated? couldn't she have scintillated? couldn't we have scintillated? couldn't you have scintillated? couldn't they have scintillated?	couldn't I have been scintillating? couldn't you have been scintillating? couldn't she have been scintillating? couldn't we have been scintillating? couldn't you have been scintillating? couldn't they have been scintillating?