Conjugación del verbo inglés
CAN VOUCH

Verbo regular: vouch - vouched - vouched

Afirmación

Forma simple	Forma con V-ing
I can vouch you can vouch he can vouch we can vouch you can vouch they can vouch	I can be vouching you can be vouching he can be vouching we can be vouching you can be vouching they can be vouching
Perfecto	Perfecto con V-ing
I can have vouched you can have vouched he can have vouched we can have vouched you can have vouched they can have vouched	I can have been vouching you can have been vouching he can have been vouching we can have been vouching you can have been vouching they can have been vouching

Negación

Forma simple	Forma con V-ing
I can't vouch you can't vouch he can't vouch we can't vouch you can't vouch they can't vouch	I can't be vouching you can't be vouching he can't be vouching we can't be vouching you can't be vouching they can't be vouching
Perfecto	Perfecto con V-ing
I can't have vouched you can't have vouched he can't have vouched we can't have vouched you can't have vouched they can't have vouched	I can't have been vouching you can't have been vouching he can't have been vouching we can't have been vouching you can't have been vouching they can't have been vouching

Forma interrogativa

Forma simple	Forma con V-ing
can I vouch? can you vouch? can he vouch? can we vouch? can you vouch? can they vouch?	can I be vouching? can you be vouching? can he be vouching? can we be vouching? can you be vouching? can they be vouching?
Perfecto	Perfecto con V-ing
can I have vouched? can you have vouched? can he have vouched? can we have vouched? can you have vouched? can they have vouched?	can I have been vouching? can you have been vouching? can he have been vouching? can we have been vouching? can you have been vouching? can they have been vouching?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I vouch? can't you vouch? can't he vouch? can't we vouch? can't you vouch? can't they vouch?	can't I be vouching? can't you be vouching? can't he be vouching? can't we be vouching? can't you be vouching? can't they be vouching?
Perfecto	Perfecto con V-ing
can't I have vouched? can't you have vouched? can't he have vouched? can't we have vouched? can't you have vouched? can't they have vouched?	can't I have been vouching? can't you have been vouching? can't he have been vouching? can't we have been vouching? can't you have been vouching? can't they have been vouching?