Conjugação do verbo inglês
COULD BUTTONHOLE

Verbo regular: buttonhole - buttonholed - buttonholed

Afirmação

Forma simple	Forma com V-ing
I could buttonhole you could buttonhole he could buttonhole we could buttonhole you could buttonhole they could buttonhole	I could be buttonholing you could be buttonholing he could be buttonholing we could be buttonholing you could be buttonholing they could be buttonholing
Perfeito	Perfeito com V-ing
I could have buttonholed you could have buttonholed he could have buttonholed we could have buttonholed you could have buttonholed they could have buttonholed	I could have been buttonholing you could have been buttonholing he could have been buttonholing we could have been buttonholing you could have been buttonholing they could have been buttonholing

Negação

Forma simple	Forma com V-ing
I couldn't buttonhole you couldn't buttonhole he couldn't buttonhole we couldn't buttonhole you couldn't buttonhole they couldn't buttonhole	I couldn't be buttonholing you couldn't be buttonholing he couldn't be buttonholing we couldn't be buttonholing you couldn't be buttonholing they couldn't be buttonholing
Perfeito	Perfeito com V-ing
I couldn't have buttonholed you couldn't have buttonholed he couldn't have buttonholed we couldn't have buttonholed you couldn't have buttonholed they couldn't have buttonholed	I couldn't have been buttonholing you couldn't have been buttonholing he couldn't have been buttonholing we couldn't have been buttonholing you couldn't have been buttonholing they couldn't have been buttonholing

Forma interrogativa

Forma simple	Forma com V-ing
could I buttonhole? could you buttonhole? could he buttonhole? could we buttonhole? could you buttonhole? could they buttonhole?	could I be buttonholing? could you be buttonholing? could he be buttonholing? could we be buttonholing? could you be buttonholing? could they be buttonholing?
Perfeito	Perfeito com V-ing
could I have buttonholed? could you have buttonholed? could he have buttonholed? could we have buttonholed? could you have buttonholed? could they have buttonholed?	could I have been buttonholing? could you have been buttonholing? could he have been buttonholing? could we have been buttonholing? could you have been buttonholing? could they have been buttonholing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I buttonhole? couldn't you buttonhole? couldn't he buttonhole? couldn't we buttonhole? couldn't you buttonhole? couldn't they buttonhole?	couldn't I be buttonholing? couldn't you be buttonholing? couldn't he be buttonholing? couldn't we be buttonholing? couldn't you be buttonholing? couldn't they be buttonholing?
Perfeito	Perfeito com V-ing
couldn't I have buttonholed? couldn't you have buttonholed? couldn't he have buttonholed? couldn't we have buttonholed? couldn't you have buttonholed? couldn't they have buttonholed?	couldn't I have been buttonholing? couldn't you have been buttonholing? couldn't he have been buttonholing? couldn't we have been buttonholing? couldn't you have been buttonholing? couldn't they have been buttonholing?