Conjugaison du verbe anglais
COULD SCREAK

Verbe régulier : screak - screaked - screaked

Affirmation

Forme simple	Forme en V-ing
I could screak you could screak she could screak we could screak you could screak they could screak	I could be screaking you could be screaking she could be screaking we could be screaking you could be screaking they could be screaking
Perfect	Perfect en V-ing
I could have screaked you could have screaked she could have screaked we could have screaked you could have screaked they could have screaked	I could have been screaking you could have been screaking she could have been screaking we could have been screaking you could have been screaking they could have been screaking

Négation

Forme simple	Forme en V-ing
I could not screak you could not screak she could not screak we could not screak you could not screak they could not screak	I could not be screaking you could not be screaking she could not be screaking we could not be screaking you could not be screaking they could not be screaking
Perfect	Perfect en V-ing
I could not have screaked you could not have screaked she could not have screaked we could not have screaked you could not have screaked they could not have screaked	I could not have been screaking you could not have been screaking she could not have been screaking we could not have been screaking you could not have been screaking they could not have been screaking

Forme interrogative

Forme simple	Forme en V-ing
could I screak? could you screak? could she screak? could we screak? could you screak? could they screak?	could I be screaking? could you be screaking? could she be screaking? could we be screaking? could you be screaking? could they be screaking?
Perfect	Perfect en V-ing
could I have screaked? could you have screaked? could she have screaked? could we have screaked? could you have screaked? could they have screaked?	could I have been screaking? could you have been screaking? could she have been screaking? could we have been screaking? could you have been screaking? could they have been screaking?

Forme interro-négative

Forme simple	Forme en V-ing
could I not screak? could you not screak? could she not screak? could we not screak? could you not screak? could they not screak?	could I not be screaking? could you not be screaking? could she not be screaking? could we not be screaking? could you not be screaking? could they not be screaking?
Perfect	Perfect en V-ing
could I not have screaked? could you not have screaked? could she not have screaked? could we not have screaked? could you not have screaked? could they not have screaked?	could I not have been screaking? could you not have been screaking? could she not have been screaking? could we not have been screaking? could you not have been screaking? could they not have been screaking?