I can avouch you can avouch she can avouch we can avouch you can avouch they can avouch
Forma con V-ing
I can be avouching you can be avouching she can be avouching we can be avouching you can be avouching they can be avouching
Perfetto
I can have avouched you can have avouched she can have avouched we can have avouched you can have avouched they can have avouched
Perfetto con V-ing
I can have been avouching you can have been avouching she can have been avouching we can have been avouching you can have been avouching they can have been avouching
Negazione
Forma semplice
I can't avouch you can't avouch she can't avouch we can't avouch you can't avouch they can't avouch
Forma con V-ing
I can't be avouching you can't be avouching she can't be avouching we can't be avouching you can't be avouching they can't be avouching
Perfetto
I can't have avouched you can't have avouched she can't have avouched we can't have avouched you can't have avouched they can't have avouched
Perfetto con V-ing
I can't have been avouching you can't have been avouching she can't have been avouching we can't have been avouching you can't have been avouching they can't have been avouching
Forma interrogativa
Forma semplice
can I avouch? can you avouch? can she avouch? can we avouch? can you avouch? can they avouch?
Forma con V-ing
can I be avouching? can you be avouching? can she be avouching? can we be avouching? can you be avouching? can they be avouching?
Perfetto
can I have avouched? can you have avouched? can she have avouched? can we have avouched? can you have avouched? can they have avouched?
Perfetto con V-ing
can I have been avouching? can you have been avouching? can she have been avouching? can we have been avouching? can you have been avouching? can they have been avouching?
Forma interro-negativa
Forma semplice
can't I avouch? can't you avouch? can't she avouch? can't we avouch? can't you avouch? can't they avouch?
Forma con V-ing
can't I be avouching? can't you be avouching? can't she be avouching? can't we be avouching? can't you be avouching? can't they be avouching?
Perfetto
can't I have avouched? can't you have avouched? can't she have avouched? can't we have avouched? can't you have avouched? can't they have avouched?
Perfetto con V-ing
can't I have been avouching? can't you have been avouching? can't she have been avouching? can't we have been avouching? can't you have been avouching? can't they have been avouching?