I can prevent you can prevent he can prevent we can prevent you can prevent they can prevent
Forma con V-ing
I can be preventing you can be preventing he can be preventing we can be preventing you can be preventing they can be preventing
Perfetto
I can have prevented you can have prevented he can have prevented we can have prevented you can have prevented they can have prevented
Perfetto con V-ing
I can have been preventing you can have been preventing he can have been preventing we can have been preventing you can have been preventing they can have been preventing
Negazione
Forma semplice
I can't prevent you can't prevent he can't prevent we can't prevent you can't prevent they can't prevent
Forma con V-ing
I can't be preventing you can't be preventing he can't be preventing we can't be preventing you can't be preventing they can't be preventing
Perfetto
I can't have prevented you can't have prevented he can't have prevented we can't have prevented you can't have prevented they can't have prevented
Perfetto con V-ing
I can't have been preventing you can't have been preventing he can't have been preventing we can't have been preventing you can't have been preventing they can't have been preventing
Forma interrogativa
Forma semplice
can I prevent? can you prevent? can he prevent? can we prevent? can you prevent? can they prevent?
Forma con V-ing
can I be preventing? can you be preventing? can he be preventing? can we be preventing? can you be preventing? can they be preventing?
Perfetto
can I have prevented? can you have prevented? can he have prevented? can we have prevented? can you have prevented? can they have prevented?
Perfetto con V-ing
can I have been preventing? can you have been preventing? can he have been preventing? can we have been preventing? can you have been preventing? can they have been preventing?
Forma interro-negativa
Forma semplice
can't I prevent? can't you prevent? can't he prevent? can't we prevent? can't you prevent? can't they prevent?
Forma con V-ing
can't I be preventing? can't you be preventing? can't he be preventing? can't we be preventing? can't you be preventing? can't they be preventing?
Perfetto
can't I have prevented? can't you have prevented? can't he have prevented? can't we have prevented? can't you have prevented? can't they have prevented?
Perfetto con V-ing
can't I have been preventing? can't you have been preventing? can't he have been preventing? can't we have been preventing? can't you have been preventing? can't they have been preventing?