must necrotise
Verbo regular: necrotise - necrotised- necrotised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must necrotise
you must necrotise
he must necrotise
we must necrotise
you must necrotise
they must necrotise 	I must be necrotising
you must be necrotising
he must be necrotising
we must be necrotising
you must be necrotising
they must be necrotising	I must have necrotised
you must have necrotised
he must have necrotised
we must have necrotised
you must have necrotised
they must have necrotised	I must have been necrotising
you must have been necrotising
he must have been necrotising
we must have been necrotising
you must have been necrotising
they must have been necrotising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not necrotise
you must not necrotise
he must not necrotise
we must not necrotise
you must not necrotise
they must not necrotise 	I must not be necrotising
you must not be necrotising
he must not be necrotising
we must not be necrotising
you must not be necrotising
they must not be necrotising	I must not have necrotised
you must not have necrotised
he must not have necrotised
we must not have necrotised
you must not have necrotised
they must not have necrotised	I must not have been necrotising
you must not have been necrotising
he must not have been necrotising
we must not have been necrotising
you must not have been necrotising
they must not have been necrotising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I necrotise?
must you necrotise?
must he necrotise?
must we necrotise?
must you necrotise?
must they necrotise? 	must I be necrotising?
must you be necrotising?
must he be necrotising?
must we be necrotising?
must you be necrotising?
must they be necrotising? 	must I have necrotised?
must you have necrotised?
must he have necrotised?
must we have necrotised?
must you have necrotised?
must they have necrotised? 	must I have been necrotising?
must you have been necrotising?
must he have been necrotising?
must we have been necrotising?
must you have been necrotising?
must they have been necrotising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not necrotise?
must you not necrotise?
must he not necrotise?
must we not necrotise?
must you not necrotise?
must they not necrotise? 	must I not be necrotising?
must you not be necrotising?
must he not be necrotising?
must we not be necrotising?
must you not be necrotising?
must they not be necrotising? 	must I not have necrotised?
must you not have necrotised?
must he not have necrotised?
must we not have necrotised?
must you not have necrotised?
must they not have necrotised? 	must I not have been necrotising?
must you not have been necrotising?
must he not have been necrotising?
must we not have been necrotising?
must you not have been necrotising?
must they not have been necrotising?