could swill
Verbo regular: swill - swilled- swilled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could swill
you could swill
she could swill
we could swill
you could swill
they could swill 	I could be swilling
you could be swilling
she could be swilling
we could be swilling
you could be swilling
they could be swilling	I could have swilled
you could have swilled
she could have swilled
we could have swilled
you could have swilled
they could have swilled	I could have been swilling
you could have been swilling
she could have been swilling
we could have been swilling
you could have been swilling
they could have been swilling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't swill
you couldn't swill
she couldn't swill
we couldn't swill
you couldn't swill
they couldn't swill 	I couldn't be swilling
you couldn't be swilling
she couldn't be swilling
we couldn't be swilling
you couldn't be swilling
they couldn't be swilling	I couldn't have swilled
you couldn't have swilled
she couldn't have swilled
we couldn't have swilled
you couldn't have swilled
they couldn't have swilled	I couldn't have been swilling
you couldn't have been swilling
she couldn't have been swilling
we couldn't have been swilling
you couldn't have been swilling
they couldn't have been swilling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I swill?
could you swill?
could she swill?
could we swill?
could you swill?
could they swill? 	could I be swilling?
could you be swilling?
could she be swilling?
could we be swilling?
could you be swilling?
could they be swilling? 	could I have swilled?
could you have swilled?
could she have swilled?
could we have swilled?
could you have swilled?
could they have swilled? 	could I have been swilling?
could you have been swilling?
could she have been swilling?
could we have been swilling?
could you have been swilling?
could they have been swilling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I swill?
couldn't you swill?
couldn't she swill?
couldn't we swill?
couldn't you swill?
couldn't they swill? 	couldn't I be swilling?
couldn't you be swilling?
couldn't she be swilling?
couldn't we be swilling?
couldn't you be swilling?
couldn't they be swilling? 	couldn't I have swilled?
couldn't you have swilled?
couldn't she have swilled?
couldn't we have swilled?
couldn't you have swilled?
couldn't they have swilled? 	couldn't I have been swilling?
couldn't you have been swilling?
couldn't she have been swilling?
couldn't we have been swilling?
couldn't you have been swilling?
couldn't they have been swilling?