Conjugaison du verbe anglais
COULD SCREAK

Verbe régulier : screak - screaked - screaked

Affirmation

Forme simple	Forme en V-ing
I could screak you could screak he could screak we could screak you could screak they could screak	I could be screaking you could be screaking he 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 he 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 he 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 couldn't screak you couldn't screak he couldn't screak we couldn't screak you couldn't screak they couldn't screak	I couldn't be screaking you couldn't be screaking he couldn't be screaking we couldn't be screaking you couldn't be screaking they couldn't be screaking
Perfect	Perfect en V-ing
I couldn't have screaked you couldn't have screaked he couldn't have screaked we couldn't have screaked you couldn't have screaked they couldn't have screaked	I couldn't have been screaking you couldn't have been screaking he couldn't have been screaking we couldn't have been screaking you couldn't have been screaking they couldn't have been screaking

Forme interrogative

Forme simple	Forme en V-ing
could I screak? could you screak? could he screak? could we screak? could you screak? could they screak?	could I be screaking? could you be screaking? could he 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 he 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 he 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
couldn't I screak? couldn't you screak? couldn't he screak? couldn't we screak? couldn't you screak? couldn't they screak?	couldn't I be screaking? couldn't you be screaking? couldn't he be screaking? couldn't we be screaking? couldn't you be screaking? couldn't they be screaking?
Perfect	Perfect en V-ing
couldn't I have screaked? couldn't you have screaked? couldn't he have screaked? couldn't we have screaked? couldn't you have screaked? couldn't they have screaked?	couldn't I have been screaking? couldn't you have been screaking? couldn't he have been screaking? couldn't we have been screaking? couldn't you have been screaking? couldn't they have been screaking?