Conjugación del verbo inglés
COULD SCOWL

Verbo regular: scowl - scowled - scowled

Afirmación

Forma simple	Forma con V-ing
I could scowl you could scowl she could scowl we could scowl you could scowl they could scowl	I could be scowling you could be scowling she could be scowling we could be scowling you could be scowling they could be scowling
Perfecto	Perfecto con V-ing
I could have scowled you could have scowled she could have scowled we could have scowled you could have scowled they could have scowled	I could have been scowling you could have been scowling she could have been scowling we could have been scowling you could have been scowling they could have been scowling

Negación

Forma simple	Forma con V-ing
I could not scowl you could not scowl she could not scowl we could not scowl you could not scowl they could not scowl	I could not be scowling you could not be scowling she could not be scowling we could not be scowling you could not be scowling they could not be scowling
Perfecto	Perfecto con V-ing
I could not have scowled you could not have scowled she could not have scowled we could not have scowled you could not have scowled they could not have scowled	I could not have been scowling you could not have been scowling she could not have been scowling we could not have been scowling you could not have been scowling they could not have been scowling

Forma interrogativa

Forma simple	Forma con V-ing
could I scowl? could you scowl? could she scowl? could we scowl? could you scowl? could they scowl?	could I be scowling? could you be scowling? could she be scowling? could we be scowling? could you be scowling? could they be scowling?
Perfecto	Perfecto con V-ing
could I have scowled? could you have scowled? could she have scowled? could we have scowled? could you have scowled? could they have scowled?	could I have been scowling? could you have been scowling? could she have been scowling? could we have been scowling? could you have been scowling? could they have been scowling?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not scowl? could you not scowl? could she not scowl? could we not scowl? could you not scowl? could they not scowl?	could I not be scowling? could you not be scowling? could she not be scowling? could we not be scowling? could you not be scowling? could they not be scowling?
Perfecto	Perfecto con V-ing
could I not have scowled? could you not have scowled? could she not have scowled? could we not have scowled? could you not have scowled? could they not have scowled?	could I not have been scowling? could you not have been scowling? could she not have been scowling? could we not have been scowling? could you not have been scowling? could they not have been scowling?