must prolongate
Verbo regolare: prolongate - prolongated- prolongated

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must prolongate
you must prolongate
he must prolongate
we must prolongate
you must prolongate
they must prolongate 	I must be prolongating
you must be prolongating
he must be prolongating
we must be prolongating
you must be prolongating
they must be prolongating	I must have prolongated
you must have prolongated
he 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
he must have been prolongating
we must have been prolongating
you must have been prolongating
they must have been prolongating	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't prolongate
you mustn't prolongate
he 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
he mustn't be prolongating
we mustn't be prolongating
you mustn't be prolongating
they mustn't be prolongating	I mustn't have prolongated
you mustn't have prolongated
he 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
he mustn't have been prolongating
we mustn't have been prolongating
you mustn't have been prolongating
they mustn't have been prolongating	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I prolongate?
must you prolongate?
must he prolongate?
must we prolongate?
must you prolongate?
must they prolongate? 	must I be prolongating?
must you be prolongating?
must he be prolongating?
must we be prolongating?
must you be prolongating?
must they be prolongating? 	must I have prolongated?
must you have prolongated?
must he 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 he have been prolongating?
must we have been prolongating?
must you have been prolongating?
must they have been prolongating? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I prolongate?
mustn't you prolongate?
mustn't he 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 he be prolongating?
mustn't we be prolongating?
mustn't you be prolongating?
mustn't they be prolongating? 	mustn't I have prolongated?
mustn't you have prolongated?
mustn't he 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 he have been prolongating?
mustn't we have been prolongating?
mustn't you have been prolongating?
mustn't they have been prolongating?