must prise
Verbo regular: prise - prised- prised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must prise
you must prise
he must prise
we must prise
you must prise
they must prise 	I must be prising
you must be prising
he must be prising
we must be prising
you must be prising
they must be prising	I must have prised
you must have prised
he must have prised
we must have prised
you must have prised
they must have prised	I must have been prising
you must have been prising
he must have been prising
we must have been prising
you must have been prising
they must have been prising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not prise
you must not prise
he must not prise
we must not prise
you must not prise
they must not prise 	I must not be prising
you must not be prising
he must not be prising
we must not be prising
you must not be prising
they must not be prising	I must not have prised
you must not have prised
he must not have prised
we must not have prised
you must not have prised
they must not have prised	I must not have been prising
you must not have been prising
he must not have been prising
we must not have been prising
you must not have been prising
they must not have been prising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I prise?
must you prise?
must he prise?
must we prise?
must you prise?
must they prise? 	must I be prising?
must you be prising?
must he be prising?
must we be prising?
must you be prising?
must they be prising? 	must I have prised?
must you have prised?
must he have prised?
must we have prised?
must you have prised?
must they have prised? 	must I have been prising?
must you have been prising?
must he have been prising?
must we have been prising?
must you have been prising?
must they have been prising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not prise?
must you not prise?
must he not prise?
must we not prise?
must you not prise?
must they not prise? 	must I not be prising?
must you not be prising?
must he not be prising?
must we not be prising?
must you not be prising?
must they not be prising? 	must I not have prised?
must you not have prised?
must he not have prised?
must we not have prised?
must you not have prised?
must they not have prised? 	must I not have been prising?
must you not have been prising?
must he not have been prising?
must we not have been prising?
must you not have been prising?
must they not have been prising?