English verb conjugation
MUST VENTRILOQUIZE

Regular verb: ventriloquize - ventriloquized - ventriloquized

Affirmation

Simple form	V-ing form
I must ventriloquize you must ventriloquize he must ventriloquize we must ventriloquize you must ventriloquize they must ventriloquize	I must be ventriloquizing you must be ventriloquizing he must be ventriloquizing we must be ventriloquizing you must be ventriloquizing they must be ventriloquizing
Perfect	V-ing perfect
I must have ventriloquized you must have ventriloquized he must have ventriloquized we must have ventriloquized you must have ventriloquized they must have ventriloquized	I must have been ventriloquizing you must have been ventriloquizing he must have been ventriloquizing we must have been ventriloquizing you must have been ventriloquizing they must have been ventriloquizing

Negation

Simple form	V-ing form
I mustn't ventriloquize you mustn't ventriloquize he mustn't ventriloquize we mustn't ventriloquize you mustn't ventriloquize they mustn't ventriloquize	I mustn't be ventriloquizing you mustn't be ventriloquizing he mustn't be ventriloquizing we mustn't be ventriloquizing you mustn't be ventriloquizing they mustn't be ventriloquizing
Perfect	V-ing perfect
I mustn't have ventriloquized you mustn't have ventriloquized he mustn't have ventriloquized we mustn't have ventriloquized you mustn't have ventriloquized they mustn't have ventriloquized	I mustn't have been ventriloquizing you mustn't have been ventriloquizing he mustn't have been ventriloquizing we mustn't have been ventriloquizing you mustn't have been ventriloquizing they mustn't have been ventriloquizing

Interrogative form

Simple form	V-ing form
must I ventriloquize? must you ventriloquize? must he ventriloquize? must we ventriloquize? must you ventriloquize? must they ventriloquize?	must I be ventriloquizing? must you be ventriloquizing? must he be ventriloquizing? must we be ventriloquizing? must you be ventriloquizing? must they be ventriloquizing?
Perfect	V-ing perfect
must I have ventriloquized? must you have ventriloquized? must he have ventriloquized? must we have ventriloquized? must you have ventriloquized? must they have ventriloquized?	must I have been ventriloquizing? must you have been ventriloquizing? must he have been ventriloquizing? must we have been ventriloquizing? must you have been ventriloquizing? must they have been ventriloquizing?

Interro-negative form

Simple form	V-ing form
mustn't I ventriloquize? mustn't you ventriloquize? mustn't he ventriloquize? mustn't we ventriloquize? mustn't you ventriloquize? mustn't they ventriloquize?	mustn't I be ventriloquizing? mustn't you be ventriloquizing? mustn't he be ventriloquizing? mustn't we be ventriloquizing? mustn't you be ventriloquizing? mustn't they be ventriloquizing?
Perfect	V-ing perfect
mustn't I have ventriloquized? mustn't you have ventriloquized? mustn't he have ventriloquized? mustn't we have ventriloquized? mustn't you have ventriloquized? mustn't they have ventriloquized?	mustn't I have been ventriloquizing? mustn't you have been ventriloquizing? mustn't he have been ventriloquizing? mustn't we have been ventriloquizing? mustn't you have been ventriloquizing? mustn't they have been ventriloquizing?