I must license you must license he must license we must license you must license they must license
V-ing form
I must be licensing you must be licensing he must be licensing we must be licensing you must be licensing they must be licensing
Perfect
I must have licensed you must have licensed he must have licensed we must have licensed you must have licensed they must have licensed
V-ing perfect
I must have been licensing you must have been licensing he must have been licensing we must have been licensing you must have been licensing they must have been licensing
Negation
Simple form
I must not license you must not license he must not license we must not license you must not license they must not license
V-ing form
I must not be licensing you must not be licensing he must not be licensing we must not be licensing you must not be licensing they must not be licensing
Perfect
I must not have licensed you must not have licensed he must not have licensed we must not have licensed you must not have licensed they must not have licensed
V-ing perfect
I must not have been licensing you must not have been licensing he must not have been licensing we must not have been licensing you must not have been licensing they must not have been licensing
Interrogative form
Simple form
must I license? must you license? must he license? must we license? must you license? must they license?
V-ing form
must I be licensing? must you be licensing? must he be licensing? must we be licensing? must you be licensing? must they be licensing?
Perfect
must I have licensed? must you have licensed? must he have licensed? must we have licensed? must you have licensed? must they have licensed?
V-ing perfect
must I have been licensing? must you have been licensing? must he have been licensing? must we have been licensing? must you have been licensing? must they have been licensing?
Interro-negative form
Simple form
must I not license? must you not license? must he not license? must we not license? must you not license? must they not license?
V-ing form
must I not be licensing? must you not be licensing? must he not be licensing? must we not be licensing? must you not be licensing? must they not be licensing?
Perfect
must I not have licensed? must you not have licensed? must he not have licensed? must we not have licensed? must you not have licensed? must they not have licensed?
V-ing perfect
must I not have been licensing? must you not have been licensing? must he not have been licensing? must we not have been licensing? must you not have been licensing? must they not have been licensing?