English verb conjugation
MUST PRIZE

Regular verb: prize - prized - prized

Affirmation

Simple form	V-ing form
I must prize you must prize he must prize we must prize you must prize they must prize	I must be prizing you must be prizing he must be prizing we must be prizing you must be prizing they must be prizing
Perfect	V-ing perfect
I must have prized you must have prized he must have prized we must have prized you must have prized they must have prized	I must have been prizing you must have been prizing he must have been prizing we must have been prizing you must have been prizing they must have been prizing

Negation

Simple form	V-ing form
I mustn't prize you mustn't prize he mustn't prize we mustn't prize you mustn't prize they mustn't prize	I mustn't be prizing you mustn't be prizing he mustn't be prizing we mustn't be prizing you mustn't be prizing they mustn't be prizing
Perfect	V-ing perfect
I mustn't have prized you mustn't have prized he mustn't have prized we mustn't have prized you mustn't have prized they mustn't have prized	I mustn't have been prizing you mustn't have been prizing he mustn't have been prizing we mustn't have been prizing you mustn't have been prizing they mustn't have been prizing

Interrogative form

Simple form	V-ing form
must I prize? must you prize? must he prize? must we prize? must you prize? must they prize?	must I be prizing? must you be prizing? must he be prizing? must we be prizing? must you be prizing? must they be prizing?
Perfect	V-ing perfect
must I have prized? must you have prized? must he have prized? must we have prized? must you have prized? must they have prized?	must I have been prizing? must you have been prizing? must he have been prizing? must we have been prizing? must you have been prizing? must they have been prizing?

Interro-negative form

Simple form	V-ing form
mustn't I prize? mustn't you prize? mustn't he prize? mustn't we prize? mustn't you prize? mustn't they prize?	mustn't I be prizing? mustn't you be prizing? mustn't he be prizing? mustn't we be prizing? mustn't you be prizing? mustn't they be prizing?
Perfect	V-ing perfect
mustn't I have prized? mustn't you have prized? mustn't he have prized? mustn't we have prized? mustn't you have prized? mustn't they have prized?	mustn't I have been prizing? mustn't you have been prizing? mustn't he have been prizing? mustn't we have been prizing? mustn't you have been prizing? mustn't they have been prizing?