I can position you can position he can position we can position you can position they can position
V-ing form
I can be positioning you can be positioning he can be positioning we can be positioning you can be positioning they can be positioning
Perfect
I can have positioned you can have positioned he can have positioned we can have positioned you can have positioned they can have positioned
V-ing perfect
I can have been positioning you can have been positioning he can have been positioning we can have been positioning you can have been positioning they can have been positioning
Negation
Simple form
I cannot position you cannot position he cannot position we cannot position you cannot position they cannot position
V-ing form
I cannot be positioning you cannot be positioning he cannot be positioning we cannot be positioning you cannot be positioning they cannot be positioning
Perfect
I cannot have positioned you cannot have positioned he cannot have positioned we cannot have positioned you cannot have positioned they cannot have positioned
V-ing perfect
I cannot have been positioning you cannot have been positioning he cannot have been positioning we cannot have been positioning you cannot have been positioning they cannot have been positioning
Interrogative form
Simple form
can I position? can you position? can he position? can we position? can you position? can they position?
V-ing form
can I be positioning? can you be positioning? can he be positioning? can we be positioning? can you be positioning? can they be positioning?
Perfect
can I have positioned? can you have positioned? can he have positioned? can we have positioned? can you have positioned? can they have positioned?
V-ing perfect
can I have been positioning? can you have been positioning? can he have been positioning? can we have been positioning? can you have been positioning? can they have been positioning?
Interro-negative form
Simple form
can I not position? can you not position? can he not position? can we not position? can you not position? can they not position?
V-ing form
can I not be positioning? can you not be positioning? can he not be positioning? can we not be positioning? can you not be positioning? can they not be positioning?
Perfect
can I not have positioned? can you not have positioned? can he not have positioned? can we not have positioned? can you not have positioned? can they not have positioned?
V-ing perfect
can I not have been positioning? can you not have been positioning? can he not have been positioning? can we not have been positioning? can you not have been positioning? can they not have been positioning?