could scat
Verbo regular: scat - scatted- scatted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could scat
you could scat
he could scat
we could scat
you could scat
they could scat 	I could be scatting
you could be scatting
he could be scatting
we could be scatting
you could be scatting
they could be scatting	I could have scatted
you could have scatted
he could have scatted
we could have scatted
you could have scatted
they could have scatted	I could have been scatting
you could have been scatting
he could have been scatting
we could have been scatting
you could have been scatting
they could have been scatting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't scat
you couldn't scat
he couldn't scat
we couldn't scat
you couldn't scat
they couldn't scat 	I couldn't be scatting
you couldn't be scatting
he couldn't be scatting
we couldn't be scatting
you couldn't be scatting
they couldn't be scatting	I couldn't have scatted
you couldn't have scatted
he couldn't have scatted
we couldn't have scatted
you couldn't have scatted
they couldn't have scatted	I couldn't have been scatting
you couldn't have been scatting
he couldn't have been scatting
we couldn't have been scatting
you couldn't have been scatting
they couldn't have been scatting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I scat?
could you scat?
could he scat?
could we scat?
could you scat?
could they scat? 	could I be scatting?
could you be scatting?
could he be scatting?
could we be scatting?
could you be scatting?
could they be scatting? 	could I have scatted?
could you have scatted?
could he have scatted?
could we have scatted?
could you have scatted?
could they have scatted? 	could I have been scatting?
could you have been scatting?
could he have been scatting?
could we have been scatting?
could you have been scatting?
could they have been scatting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I scat?
couldn't you scat?
couldn't he scat?
couldn't we scat?
couldn't you scat?
couldn't they scat? 	couldn't I be scatting?
couldn't you be scatting?
couldn't he be scatting?
couldn't we be scatting?
couldn't you be scatting?
couldn't they be scatting? 	couldn't I have scatted?
couldn't you have scatted?
couldn't he have scatted?
couldn't we have scatted?
couldn't you have scatted?
couldn't they have scatted? 	couldn't I have been scatting?
couldn't you have been scatting?
couldn't he have been scatting?
couldn't we have been scatting?
couldn't you have been scatting?
couldn't they have been scatting?