English verb conjugation
MUST REQUALIFY

Regular verb: requalify - requalified - requalified

Affirmation

Simple form	V-ing form
I must requalify you must requalify he must requalify we must requalify you must requalify they must requalify	I must be requalifying you must be requalifying he must be requalifying we must be requalifying you must be requalifying they must be requalifying
Perfect	V-ing perfect
I must have requalified you must have requalified he must have requalified we must have requalified you must have requalified they must have requalified	I must have been requalifying you must have been requalifying he must have been requalifying we must have been requalifying you must have been requalifying they must have been requalifying

Negation

Simple form	V-ing form
I mustn't requalify you mustn't requalify he mustn't requalify we mustn't requalify you mustn't requalify they mustn't requalify	I mustn't be requalifying you mustn't be requalifying he mustn't be requalifying we mustn't be requalifying you mustn't be requalifying they mustn't be requalifying
Perfect	V-ing perfect
I mustn't have requalified you mustn't have requalified he mustn't have requalified we mustn't have requalified you mustn't have requalified they mustn't have requalified	I mustn't have been requalifying you mustn't have been requalifying he mustn't have been requalifying we mustn't have been requalifying you mustn't have been requalifying they mustn't have been requalifying

Interrogative form

Simple form	V-ing form
must I requalify? must you requalify? must he requalify? must we requalify? must you requalify? must they requalify?	must I be requalifying? must you be requalifying? must he be requalifying? must we be requalifying? must you be requalifying? must they be requalifying?
Perfect	V-ing perfect
must I have requalified? must you have requalified? must he have requalified? must we have requalified? must you have requalified? must they have requalified?	must I have been requalifying? must you have been requalifying? must he have been requalifying? must we have been requalifying? must you have been requalifying? must they have been requalifying?

Interro-negative form

Simple form	V-ing form
mustn't I requalify? mustn't you requalify? mustn't he requalify? mustn't we requalify? mustn't you requalify? mustn't they requalify?	mustn't I be requalifying? mustn't you be requalifying? mustn't he be requalifying? mustn't we be requalifying? mustn't you be requalifying? mustn't they be requalifying?
Perfect	V-ing perfect
mustn't I have requalified? mustn't you have requalified? mustn't he have requalified? mustn't we have requalified? mustn't you have requalified? mustn't they have requalified?	mustn't I have been requalifying? mustn't you have been requalifying? mustn't he have been requalifying? mustn't we have been requalifying? mustn't you have been requalifying? mustn't they have been requalifying?