Conjugaison du verbe anglais
COULD VOUCH

Verbe régulier : vouch - vouched - vouched
Traduction française : se porter garant de quelqu'un ou quelque chose

Affirmation

Forme simple	Forme en V-ing
I could vouch you could vouch she could vouch we could vouch you could vouch they could vouch	I could be vouching you could be vouching she could be vouching we could be vouching you could be vouching they could be vouching
Perfect	Perfect en V-ing
I could have vouched you could have vouched she could have vouched we could have vouched you could have vouched they could have vouched	I could have been vouching you could have been vouching she could have been vouching we could have been vouching you could have been vouching they could have been vouching

Négation

Forme simple	Forme en V-ing
I couldn't vouch you couldn't vouch she couldn't vouch we couldn't vouch you couldn't vouch they couldn't vouch	I couldn't be vouching you couldn't be vouching she couldn't be vouching we couldn't be vouching you couldn't be vouching they couldn't be vouching
Perfect	Perfect en V-ing
I couldn't have vouched you couldn't have vouched she couldn't have vouched we couldn't have vouched you couldn't have vouched they couldn't have vouched	I couldn't have been vouching you couldn't have been vouching she couldn't have been vouching we couldn't have been vouching you couldn't have been vouching they couldn't have been vouching

Forme interrogative

Forme simple	Forme en V-ing
could I vouch? could you vouch? could she vouch? could we vouch? could you vouch? could they vouch?	could I be vouching? could you be vouching? could she be vouching? could we be vouching? could you be vouching? could they be vouching?
Perfect	Perfect en V-ing
could I have vouched? could you have vouched? could she have vouched? could we have vouched? could you have vouched? could they have vouched?	could I have been vouching? could you have been vouching? could she have been vouching? could we have been vouching? could you have been vouching? could they have been vouching?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I vouch? couldn't you vouch? couldn't she vouch? couldn't we vouch? couldn't you vouch? couldn't they vouch?	couldn't I be vouching? couldn't you be vouching? couldn't she be vouching? couldn't we be vouching? couldn't you be vouching? couldn't they be vouching?
Perfect	Perfect en V-ing
couldn't I have vouched? couldn't you have vouched? couldn't she have vouched? couldn't we have vouched? couldn't you have vouched? couldn't they have vouched?	couldn't I have been vouching? couldn't you have been vouching? couldn't she have been vouching? couldn't we have been vouching? couldn't you have been vouching? couldn't they have been vouching?