I must pronounce you must pronounce he must pronounce we must pronounce you must pronounce they must pronounce
V-ing form
I must be pronouncing you must be pronouncing he must be pronouncing we must be pronouncing you must be pronouncing they must be pronouncing
Perfect
I must have pronounced you must have pronounced he must have pronounced we must have pronounced you must have pronounced they must have pronounced
V-ing perfect
I must have been pronouncing you must have been pronouncing he must have been pronouncing we must have been pronouncing you must have been pronouncing they must have been pronouncing
Negation
Simple form
I must not pronounce you must not pronounce he must not pronounce we must not pronounce you must not pronounce they must not pronounce
V-ing form
I must not be pronouncing you must not be pronouncing he must not be pronouncing we must not be pronouncing you must not be pronouncing they must not be pronouncing
Perfect
I must not have pronounced you must not have pronounced he must not have pronounced we must not have pronounced you must not have pronounced they must not have pronounced
V-ing perfect
I must not have been pronouncing you must not have been pronouncing he must not have been pronouncing we must not have been pronouncing you must not have been pronouncing they must not have been pronouncing
Interrogative form
Simple form
must I pronounce? must you pronounce? must he pronounce? must we pronounce? must you pronounce? must they pronounce?
V-ing form
must I be pronouncing? must you be pronouncing? must he be pronouncing? must we be pronouncing? must you be pronouncing? must they be pronouncing?
Perfect
must I have pronounced? must you have pronounced? must he have pronounced? must we have pronounced? must you have pronounced? must they have pronounced?
V-ing perfect
must I have been pronouncing? must you have been pronouncing? must he have been pronouncing? must we have been pronouncing? must you have been pronouncing? must they have been pronouncing?
Interro-negative form
Simple form
must I not pronounce? must you not pronounce? must he not pronounce? must we not pronounce? must you not pronounce? must they not pronounce?
V-ing form
must I not be pronouncing? must you not be pronouncing? must he not be pronouncing? must we not be pronouncing? must you not be pronouncing? must they not be pronouncing?
Perfect
must I not have pronounced? must you not have pronounced? must he not have pronounced? must we not have pronounced? must you not have pronounced? must they not have pronounced?
V-ing perfect
must I not have been pronouncing? must you not have been pronouncing? must he not have been pronouncing? must we not have been pronouncing? must you not have been pronouncing? must they not have been pronouncing?