I can attest you can attest he can attest we can attest you can attest they can attest
Forma con V-ing
I can be attesting you can be attesting he can be attesting we can be attesting you can be attesting they can be attesting
Perfetto
I can have attested you can have attested he can have attested we can have attested you can have attested they can have attested
Perfetto con V-ing
I can have been attesting you can have been attesting he can have been attesting we can have been attesting you can have been attesting they can have been attesting
Negazione
Forma semplice
I can't attest you can't attest he can't attest we can't attest you can't attest they can't attest
Forma con V-ing
I can't be attesting you can't be attesting he can't be attesting we can't be attesting you can't be attesting they can't be attesting
Perfetto
I can't have attested you can't have attested he can't have attested we can't have attested you can't have attested they can't have attested
Perfetto con V-ing
I can't have been attesting you can't have been attesting he can't have been attesting we can't have been attesting you can't have been attesting they can't have been attesting
Forma interrogativa
Forma semplice
can I attest? can you attest? can he attest? can we attest? can you attest? can they attest?
Forma con V-ing
can I be attesting? can you be attesting? can he be attesting? can we be attesting? can you be attesting? can they be attesting?
Perfetto
can I have attested? can you have attested? can he have attested? can we have attested? can you have attested? can they have attested?
Perfetto con V-ing
can I have been attesting? can you have been attesting? can he have been attesting? can we have been attesting? can you have been attesting? can they have been attesting?
Forma interro-negativa
Forma semplice
can't I attest? can't you attest? can't he attest? can't we attest? can't you attest? can't they attest?
Forma con V-ing
can't I be attesting? can't you be attesting? can't he be attesting? can't we be attesting? can't you be attesting? can't they be attesting?
Perfetto
can't I have attested? can't you have attested? can't he have attested? can't we have attested? can't you have attested? can't they have attested?
Perfetto con V-ing
can't I have been attesting? can't you have been attesting? can't he have been attesting? can't we have been attesting? can't you have been attesting? can't they have been attesting?