I can perch you can perch he can perch we can perch you can perch they can perch
Forma con V-ing
I can be perching you can be perching he can be perching we can be perching you can be perching they can be perching
Perfetto
I can have perched you can have perched he can have perched we can have perched you can have perched they can have perched
Perfetto con V-ing
I can have been perching you can have been perching he can have been perching we can have been perching you can have been perching they can have been perching
Negazione
Forma semplice
I cannot perch you cannot perch he cannot perch we cannot perch you cannot perch they cannot perch
Forma con V-ing
I cannot be perching you cannot be perching he cannot be perching we cannot be perching you cannot be perching they cannot be perching
Perfetto
I cannot have perched you cannot have perched he cannot have perched we cannot have perched you cannot have perched they cannot have perched
Perfetto con V-ing
I cannot have been perching you cannot have been perching he cannot have been perching we cannot have been perching you cannot have been perching they cannot have been perching
Forma interrogativa
Forma semplice
can I perch? can you perch? can he perch? can we perch? can you perch? can they perch?
Forma con V-ing
can I be perching? can you be perching? can he be perching? can we be perching? can you be perching? can they be perching?
Perfetto
can I have perched? can you have perched? can he have perched? can we have perched? can you have perched? can they have perched?
Perfetto con V-ing
can I have been perching? can you have been perching? can he have been perching? can we have been perching? can you have been perching? can they have been perching?
Forma interro-negativa
Forma semplice
can I not perch? can you not perch? can he not perch? can we not perch? can you not perch? can they not perch?
Forma con V-ing
can I not be perching? can you not be perching? can he not be perching? can we not be perching? can you not be perching? can they not be perching?
Perfetto
can I not have perched? can you not have perched? can he not have perched? can we not have perched? can you not have perched? can they not have perched?
Perfetto con V-ing
can I not have been perching? can you not have been perching? can he not have been perching? can we not have been perching? can you not have been perching? can they not have been perching?