must convulse
Verbo regolare: convulse - convulsed- convulsed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must convulse
you must convulse
he must convulse
we must convulse
you must convulse
they must convulse 	I must be convulsing
you must be convulsing
he must be convulsing
we must be convulsing
you must be convulsing
they must be convulsing	I must have convulsed
you must have convulsed
he must have convulsed
we must have convulsed
you must have convulsed
they must have convulsed	I must have been convulsing
you must have been convulsing
he must have been convulsing
we must have been convulsing
you must have been convulsing
they must have been convulsing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't convulse
you mustn't convulse
he mustn't convulse
we mustn't convulse
you mustn't convulse
they mustn't convulse 	I mustn't be convulsing
you mustn't be convulsing
he mustn't be convulsing
we mustn't be convulsing
you mustn't be convulsing
they mustn't be convulsing	I mustn't have convulsed
you mustn't have convulsed
he mustn't have convulsed
we mustn't have convulsed
you mustn't have convulsed
they mustn't have convulsed	I mustn't have been convulsing
you mustn't have been convulsing
he mustn't have been convulsing
we mustn't have been convulsing
you mustn't have been convulsing
they mustn't have been convulsing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I convulse?
must you convulse?
must he convulse?
must we convulse?
must you convulse?
must they convulse? 	must I be convulsing?
must you be convulsing?
must he be convulsing?
must we be convulsing?
must you be convulsing?
must they be convulsing? 	must I have convulsed?
must you have convulsed?
must he have convulsed?
must we have convulsed?
must you have convulsed?
must they have convulsed? 	must I have been convulsing?
must you have been convulsing?
must he have been convulsing?
must we have been convulsing?
must you have been convulsing?
must they have been convulsing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I convulse?
mustn't you convulse?
mustn't he convulse?
mustn't we convulse?
mustn't you convulse?
mustn't they convulse? 	mustn't I be convulsing?
mustn't you be convulsing?
mustn't he be convulsing?
mustn't we be convulsing?
mustn't you be convulsing?
mustn't they be convulsing? 	mustn't I have convulsed?
mustn't you have convulsed?
mustn't he have convulsed?
mustn't we have convulsed?
mustn't you have convulsed?
mustn't they have convulsed? 	mustn't I have been convulsing?
mustn't you have been convulsing?
mustn't he have been convulsing?
mustn't we have been convulsing?
mustn't you have been convulsing?
mustn't they have been convulsing?