I must hang you must hang he must hang we must hang you must hang they must hang
V-ing form
I must be hanging you must be hanging he must be hanging we must be hanging you must be hanging they must be hanging
Perfect
I must have hung you must have hung he must have hung we must have hung you must have hung they must have hung
V-ing perfect
I must have been hanging you must have been hanging he must have been hanging we must have been hanging you must have been hanging they must have been hanging
Negation
Simple form
I must not hang you must not hang he must not hang we must not hang you must not hang they must not hang
V-ing form
I must not be hanging you must not be hanging he must not be hanging we must not be hanging you must not be hanging they must not be hanging
Perfect
I must not have hung you must not have hung he must not have hung we must not have hung you must not have hung they must not have hung
V-ing perfect
I must not have been hanging you must not have been hanging he must not have been hanging we must not have been hanging you must not have been hanging they must not have been hanging
Interrogative form
Simple form
must I hang? must you hang? must he hang? must we hang? must you hang? must they hang?
V-ing form
must I be hanging? must you be hanging? must he be hanging? must we be hanging? must you be hanging? must they be hanging?
Perfect
must I have hung? must you have hung? must he have hung? must we have hung? must you have hung? must they have hung?
V-ing perfect
must I have been hanging? must you have been hanging? must he have been hanging? must we have been hanging? must you have been hanging? must they have been hanging?
Interro-negative form
Simple form
must I not hang? must you not hang? must he not hang? must we not hang? must you not hang? must they not hang?
V-ing form
must I not be hanging? must you not be hanging? must he not be hanging? must we not be hanging? must you not be hanging? must they not be hanging?
Perfect
must I not have hung? must you not have hung? must he not have hung? must we not have hung? must you not have hung? must they not have hung?
V-ing perfect
must I not have been hanging? must you not have been hanging? must he not have been hanging? must we not have been hanging? must you not have been hanging? must they not have been hanging?