I can enumerate you can enumerate he can enumerate we can enumerate you can enumerate they can enumerate
V-ing form
I can be enumerating you can be enumerating he can be enumerating we can be enumerating you can be enumerating they can be enumerating
Perfect
I can have enumerated you can have enumerated he can have enumerated we can have enumerated you can have enumerated they can have enumerated
V-ing perfect
I can have been enumerating you can have been enumerating he can have been enumerating we can have been enumerating you can have been enumerating they can have been enumerating
Negation
Simple form
I can't enumerate you can't enumerate he can't enumerate we can't enumerate you can't enumerate they can't enumerate
V-ing form
I can't be enumerating you can't be enumerating he can't be enumerating we can't be enumerating you can't be enumerating they can't be enumerating
Perfect
I can't have enumerated you can't have enumerated he can't have enumerated we can't have enumerated you can't have enumerated they can't have enumerated
V-ing perfect
I can't have been enumerating you can't have been enumerating he can't have been enumerating we can't have been enumerating you can't have been enumerating they can't have been enumerating
Interrogative form
Simple form
can I enumerate? can you enumerate? can he enumerate? can we enumerate? can you enumerate? can they enumerate?
V-ing form
can I be enumerating? can you be enumerating? can he be enumerating? can we be enumerating? can you be enumerating? can they be enumerating?
Perfect
can I have enumerated? can you have enumerated? can he have enumerated? can we have enumerated? can you have enumerated? can they have enumerated?
V-ing perfect
can I have been enumerating? can you have been enumerating? can he have been enumerating? can we have been enumerating? can you have been enumerating? can they have been enumerating?
Interro-negative form
Simple form
can't I enumerate? can't you enumerate? can't he enumerate? can't we enumerate? can't you enumerate? can't they enumerate?
V-ing form
can't I be enumerating? can't you be enumerating? can't he be enumerating? can't we be enumerating? can't you be enumerating? can't they be enumerating?
Perfect
can't I have enumerated? can't you have enumerated? can't he have enumerated? can't we have enumerated? can't you have enumerated? can't they have enumerated?
V-ing perfect
can't I have been enumerating? can't you have been enumerating? can't he have been enumerating? can't we have been enumerating? can't you have been enumerating? can't they have been enumerating?