I can draft you can draft he can draft we can draft you can draft they can draft
V-ing form
I can be drafting you can be drafting he can be drafting we can be drafting you can be drafting they can be drafting
Perfect
I can have drafted you can have drafted he can have drafted we can have drafted you can have drafted they can have drafted
V-ing perfect
I can have been drafting you can have been drafting he can have been drafting we can have been drafting you can have been drafting they can have been drafting
Negation
Simple form
I can't draft you can't draft he can't draft we can't draft you can't draft they can't draft
V-ing form
I can't be drafting you can't be drafting he can't be drafting we can't be drafting you can't be drafting they can't be drafting
Perfect
I can't have drafted you can't have drafted he can't have drafted we can't have drafted you can't have drafted they can't have drafted
V-ing perfect
I can't have been drafting you can't have been drafting he can't have been drafting we can't have been drafting you can't have been drafting they can't have been drafting
Interrogative form
Simple form
can I draft? can you draft? can he draft? can we draft? can you draft? can they draft?
V-ing form
can I be drafting? can you be drafting? can he be drafting? can we be drafting? can you be drafting? can they be drafting?
Perfect
can I have drafted? can you have drafted? can he have drafted? can we have drafted? can you have drafted? can they have drafted?
V-ing perfect
can I have been drafting? can you have been drafting? can he have been drafting? can we have been drafting? can you have been drafting? can they have been drafting?
Interro-negative form
Simple form
can't I draft? can't you draft? can't he draft? can't we draft? can't you draft? can't they draft?
V-ing form
can't I be drafting? can't you be drafting? can't he be drafting? can't we be drafting? can't you be drafting? can't they be drafting?
Perfect
can't I have drafted? can't you have drafted? can't he have drafted? can't we have drafted? can't you have drafted? can't they have drafted?
V-ing perfect
can't I have been drafting? can't you have been drafting? can't he have been drafting? can't we have been drafting? can't you have been drafting? can't they have been drafting?