I must licence you must licence he must licence we must licence you must licence they must licence
V-ing form
I must be licencing you must be licencing he must be licencing we must be licencing you must be licencing they must be licencing
Perfect
I must have licenced you must have licenced he must have licenced we must have licenced you must have licenced they must have licenced
V-ing perfect
I must have been licencing you must have been licencing he must have been licencing we must have been licencing you must have been licencing they must have been licencing
Negation
Simple form
I must not licence you must not licence he must not licence we must not licence you must not licence they must not licence
V-ing form
I must not be licencing you must not be licencing he must not be licencing we must not be licencing you must not be licencing they must not be licencing
Perfect
I must not have licenced you must not have licenced he must not have licenced we must not have licenced you must not have licenced they must not have licenced
V-ing perfect
I must not have been licencing you must not have been licencing he must not have been licencing we must not have been licencing you must not have been licencing they must not have been licencing
Interrogative form
Simple form
must I licence? must you licence? must he licence? must we licence? must you licence? must they licence?
V-ing form
must I be licencing? must you be licencing? must he be licencing? must we be licencing? must you be licencing? must they be licencing?
Perfect
must I have licenced? must you have licenced? must he have licenced? must we have licenced? must you have licenced? must they have licenced?
V-ing perfect
must I have been licencing? must you have been licencing? must he have been licencing? must we have been licencing? must you have been licencing? must they have been licencing?
Interro-negative form
Simple form
must I not licence? must you not licence? must he not licence? must we not licence? must you not licence? must they not licence?
V-ing form
must I not be licencing? must you not be licencing? must he not be licencing? must we not be licencing? must you not be licencing? must they not be licencing?
Perfect
must I not have licenced? must you not have licenced? must he not have licenced? must we not have licenced? must you not have licenced? must they not have licenced?
V-ing perfect
must I not have been licencing? must you not have been licencing? must he not have been licencing? must we not have been licencing? must you not have been licencing? must they not have been licencing?