must peg
Verbo regular: peg - pegged- pegged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must peg
you must peg
he must peg
we must peg
you must peg
they must peg 	I must be pegging
you must be pegging
he must be pegging
we must be pegging
you must be pegging
they must be pegging	I must have pegged
you must have pegged
he must have pegged
we must have pegged
you must have pegged
they must have pegged	I must have been pegging
you must have been pegging
he must have been pegging
we must have been pegging
you must have been pegging
they must have been pegging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't peg
you mustn't peg
he mustn't peg
we mustn't peg
you mustn't peg
they mustn't peg 	I mustn't be pegging
you mustn't be pegging
he mustn't be pegging
we mustn't be pegging
you mustn't be pegging
they mustn't be pegging	I mustn't have pegged
you mustn't have pegged
he mustn't have pegged
we mustn't have pegged
you mustn't have pegged
they mustn't have pegged	I mustn't have been pegging
you mustn't have been pegging
he mustn't have been pegging
we mustn't have been pegging
you mustn't have been pegging
they mustn't have been pegging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I peg?
must you peg?
must he peg?
must we peg?
must you peg?
must they peg? 	must I be pegging?
must you be pegging?
must he be pegging?
must we be pegging?
must you be pegging?
must they be pegging? 	must I have pegged?
must you have pegged?
must he have pegged?
must we have pegged?
must you have pegged?
must they have pegged? 	must I have been pegging?
must you have been pegging?
must he have been pegging?
must we have been pegging?
must you have been pegging?
must they have been pegging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I peg?
mustn't you peg?
mustn't he peg?
mustn't we peg?
mustn't you peg?
mustn't they peg? 	mustn't I be pegging?
mustn't you be pegging?
mustn't he be pegging?
mustn't we be pegging?
mustn't you be pegging?
mustn't they be pegging? 	mustn't I have pegged?
mustn't you have pegged?
mustn't he have pegged?
mustn't we have pegged?
mustn't you have pegged?
mustn't they have pegged? 	mustn't I have been pegging?
mustn't you have been pegging?
mustn't he have been pegging?
mustn't we have been pegging?
mustn't you have been pegging?
mustn't they have been pegging?