I can hold you can hold he can hold we can hold you can hold they can hold
V-ing form
I can be holding you can be holding he can be holding we can be holding you can be holding they can be holding
Perfect
I can have held you can have held he can have held we can have held you can have held they can have held
V-ing perfect
I can have been holding you can have been holding he can have been holding we can have been holding you can have been holding they can have been holding
Negation
Simple form
I can't hold you can't hold he can't hold we can't hold you can't hold they can't hold
V-ing form
I can't be holding you can't be holding he can't be holding we can't be holding you can't be holding they can't be holding
Perfect
I can't have held you can't have held he can't have held we can't have held you can't have held they can't have held
V-ing perfect
I can't have been holding you can't have been holding he can't have been holding we can't have been holding you can't have been holding they can't have been holding
Interrogative form
Simple form
can I hold? can you hold? can he hold? can we hold? can you hold? can they hold?
V-ing form
can I be holding? can you be holding? can he be holding? can we be holding? can you be holding? can they be holding?
Perfect
can I have held? can you have held? can he have held? can we have held? can you have held? can they have held?
V-ing perfect
can I have been holding? can you have been holding? can he have been holding? can we have been holding? can you have been holding? can they have been holding?
Interro-negative form
Simple form
can't I hold? can't you hold? can't he hold? can't we hold? can't you hold? can't they hold?
V-ing form
can't I be holding? can't you be holding? can't he be holding? can't we be holding? can't you be holding? can't they be holding?
Perfect
can't I have held? can't you have held? can't he have held? can't we have held? can't you have held? can't they have held?
V-ing perfect
can't I have been holding? can't you have been holding? can't he have been holding? can't we have been holding? can't you have been holding? can't they have been holding?