English verb conjugation
MUST PREVALUE

Regular verb: prevalue - prevalued - prevalued

Affirmation

Simple form	V-ing form
I must prevalue you must prevalue he must prevalue we must prevalue you must prevalue they must prevalue	I must be prevaluing you must be prevaluing he must be prevaluing we must be prevaluing you must be prevaluing they must be prevaluing
Perfect	V-ing perfect
I must have prevalued you must have prevalued he must have prevalued we must have prevalued you must have prevalued they must have prevalued	I must have been prevaluing you must have been prevaluing he must have been prevaluing we must have been prevaluing you must have been prevaluing they must have been prevaluing

Negation

Simple form	V-ing form
I mustn't prevalue you mustn't prevalue he mustn't prevalue we mustn't prevalue you mustn't prevalue they mustn't prevalue	I mustn't be prevaluing you mustn't be prevaluing he mustn't be prevaluing we mustn't be prevaluing you mustn't be prevaluing they mustn't be prevaluing
Perfect	V-ing perfect
I mustn't have prevalued you mustn't have prevalued he mustn't have prevalued we mustn't have prevalued you mustn't have prevalued they mustn't have prevalued	I mustn't have been prevaluing you mustn't have been prevaluing he mustn't have been prevaluing we mustn't have been prevaluing you mustn't have been prevaluing they mustn't have been prevaluing

Interrogative form

Simple form	V-ing form
must I prevalue? must you prevalue? must he prevalue? must we prevalue? must you prevalue? must they prevalue?	must I be prevaluing? must you be prevaluing? must he be prevaluing? must we be prevaluing? must you be prevaluing? must they be prevaluing?
Perfect	V-ing perfect
must I have prevalued? must you have prevalued? must he have prevalued? must we have prevalued? must you have prevalued? must they have prevalued?	must I have been prevaluing? must you have been prevaluing? must he have been prevaluing? must we have been prevaluing? must you have been prevaluing? must they have been prevaluing?

Interro-negative form

Simple form	V-ing form
mustn't I prevalue? mustn't you prevalue? mustn't he prevalue? mustn't we prevalue? mustn't you prevalue? mustn't they prevalue?	mustn't I be prevaluing? mustn't you be prevaluing? mustn't he be prevaluing? mustn't we be prevaluing? mustn't you be prevaluing? mustn't they be prevaluing?
Perfect	V-ing perfect
mustn't I have prevalued? mustn't you have prevalued? mustn't he have prevalued? mustn't we have prevalued? mustn't you have prevalued? mustn't they have prevalued?	mustn't I have been prevaluing? mustn't you have been prevaluing? mustn't he have been prevaluing? mustn't we have been prevaluing? mustn't you have been prevaluing? mustn't they have been prevaluing?