English verb conjugation
MUST PERSEVERATE

Regular verb: perseverate - perseverated - perseverated

Affirmation

Simple form	V-ing form
I must perseverate you must perseverate he must perseverate we must perseverate you must perseverate they must perseverate	I must be perseverating you must be perseverating he must be perseverating we must be perseverating you must be perseverating they must be perseverating
Perfect	V-ing perfect
I must have perseverated you must have perseverated he must have perseverated we must have perseverated you must have perseverated they must have perseverated	I must have been perseverating you must have been perseverating he must have been perseverating we must have been perseverating you must have been perseverating they must have been perseverating

Negation

Simple form	V-ing form
I mustn't perseverate you mustn't perseverate he mustn't perseverate we mustn't perseverate you mustn't perseverate they mustn't perseverate	I mustn't be perseverating you mustn't be perseverating he mustn't be perseverating we mustn't be perseverating you mustn't be perseverating they mustn't be perseverating
Perfect	V-ing perfect
I mustn't have perseverated you mustn't have perseverated he mustn't have perseverated we mustn't have perseverated you mustn't have perseverated they mustn't have perseverated	I mustn't have been perseverating you mustn't have been perseverating he mustn't have been perseverating we mustn't have been perseverating you mustn't have been perseverating they mustn't have been perseverating

Interrogative form

Simple form	V-ing form
must I perseverate? must you perseverate? must he perseverate? must we perseverate? must you perseverate? must they perseverate?	must I be perseverating? must you be perseverating? must he be perseverating? must we be perseverating? must you be perseverating? must they be perseverating?
Perfect	V-ing perfect
must I have perseverated? must you have perseverated? must he have perseverated? must we have perseverated? must you have perseverated? must they have perseverated?	must I have been perseverating? must you have been perseverating? must he have been perseverating? must we have been perseverating? must you have been perseverating? must they have been perseverating?

Interro-negative form

Simple form	V-ing form
mustn't I perseverate? mustn't you perseverate? mustn't he perseverate? mustn't we perseverate? mustn't you perseverate? mustn't they perseverate?	mustn't I be perseverating? mustn't you be perseverating? mustn't he be perseverating? mustn't we be perseverating? mustn't you be perseverating? mustn't they be perseverating?
Perfect	V-ing perfect
mustn't I have perseverated? mustn't you have perseverated? mustn't he have perseverated? mustn't we have perseverated? mustn't you have perseverated? mustn't they have perseverated?	mustn't I have been perseverating? mustn't you have been perseverating? mustn't he have been perseverating? mustn't we have been perseverating? mustn't you have been perseverating? mustn't they have been perseverating?