could scotch
Verbo regular: scotch - scotched- scotched

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could scotch
you could scotch
he could scotch
we could scotch
you could scotch
they could scotch 	I could be scotching
you could be scotching
he could be scotching
we could be scotching
you could be scotching
they could be scotching	I could have scotched
you could have scotched
he could have scotched
we could have scotched
you could have scotched
they could have scotched	I could have been scotching
you could have been scotching
he could have been scotching
we could have been scotching
you could have been scotching
they could have been scotching	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't scotch
you couldn't scotch
he couldn't scotch
we couldn't scotch
you couldn't scotch
they couldn't scotch 	I couldn't be scotching
you couldn't be scotching
he couldn't be scotching
we couldn't be scotching
you couldn't be scotching
they couldn't be scotching	I couldn't have scotched
you couldn't have scotched
he couldn't have scotched
we couldn't have scotched
you couldn't have scotched
they couldn't have scotched	I couldn't have been scotching
you couldn't have been scotching
he couldn't have been scotching
we couldn't have been scotching
you couldn't have been scotching
they couldn't have been scotching	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I scotch?
could you scotch?
could he scotch?
could we scotch?
could you scotch?
could they scotch? 	could I be scotching?
could you be scotching?
could he be scotching?
could we be scotching?
could you be scotching?
could they be scotching? 	could I have scotched?
could you have scotched?
could he have scotched?
could we have scotched?
could you have scotched?
could they have scotched? 	could I have been scotching?
could you have been scotching?
could he have been scotching?
could we have been scotching?
could you have been scotching?
could they have been scotching? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I scotch?
couldn't you scotch?
couldn't he scotch?
couldn't we scotch?
couldn't you scotch?
couldn't they scotch? 	couldn't I be scotching?
couldn't you be scotching?
couldn't he be scotching?
couldn't we be scotching?
couldn't you be scotching?
couldn't they be scotching? 	couldn't I have scotched?
couldn't you have scotched?
couldn't he have scotched?
couldn't we have scotched?
couldn't you have scotched?
couldn't they have scotched? 	couldn't I have been scotching?
couldn't you have been scotching?
couldn't he have been scotching?
couldn't we have been scotching?
couldn't you have been scotching?
couldn't they have been scotching?