English verb conjugation
MUST PROLONGATE

Regular verb: prolongate - prolongated - prolongated

Affirmation

Simple form	V-ing form
I must prolongate you must prolongate she must prolongate we must prolongate you must prolongate they must prolongate	I must be prolongating you must be prolongating she must be prolongating we must be prolongating you must be prolongating they must be prolongating
Perfect	V-ing perfect
I must have prolongated you must have prolongated she must have prolongated we must have prolongated you must have prolongated they must have prolongated	I must have been prolongating you must have been prolongating she must have been prolongating we must have been prolongating you must have been prolongating they must have been prolongating

Negation

Simple form	V-ing form
I mustn't prolongate you mustn't prolongate she mustn't prolongate we mustn't prolongate you mustn't prolongate they mustn't prolongate	I mustn't be prolongating you mustn't be prolongating she mustn't be prolongating we mustn't be prolongating you mustn't be prolongating they mustn't be prolongating
Perfect	V-ing perfect
I mustn't have prolongated you mustn't have prolongated she mustn't have prolongated we mustn't have prolongated you mustn't have prolongated they mustn't have prolongated	I mustn't have been prolongating you mustn't have been prolongating she mustn't have been prolongating we mustn't have been prolongating you mustn't have been prolongating they mustn't have been prolongating

Interrogative form

Simple form	V-ing form
must I prolongate? must you prolongate? must she prolongate? must we prolongate? must you prolongate? must they prolongate?	must I be prolongating? must you be prolongating? must she be prolongating? must we be prolongating? must you be prolongating? must they be prolongating?
Perfect	V-ing perfect
must I have prolongated? must you have prolongated? must she have prolongated? must we have prolongated? must you have prolongated? must they have prolongated?	must I have been prolongating? must you have been prolongating? must she have been prolongating? must we have been prolongating? must you have been prolongating? must they have been prolongating?

Interro-negative form

Simple form	V-ing form
mustn't I prolongate? mustn't you prolongate? mustn't she prolongate? mustn't we prolongate? mustn't you prolongate? mustn't they prolongate?	mustn't I be prolongating? mustn't you be prolongating? mustn't she be prolongating? mustn't we be prolongating? mustn't you be prolongating? mustn't they be prolongating?
Perfect	V-ing perfect
mustn't I have prolongated? mustn't you have prolongated? mustn't she have prolongated? mustn't we have prolongated? mustn't you have prolongated? mustn't they have prolongated?	mustn't I have been prolongating? mustn't you have been prolongating? mustn't she have been prolongating? mustn't we have been prolongating? mustn't you have been prolongating? mustn't they have been prolongating?