must deter
Verbo regolare: deter - detered- detered

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must deter
you must deter
he must deter
we must deter
you must deter
they must deter 	I must be detering
you must be detering
he must be detering
we must be detering
you must be detering
they must be detering	I must have detered
you must have detered
he must have detered
we must have detered
you must have detered
they must have detered	I must have been detering
you must have been detering
he must have been detering
we must have been detering
you must have been detering
they must have been detering	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't deter
you mustn't deter
he mustn't deter
we mustn't deter
you mustn't deter
they mustn't deter 	I mustn't be detering
you mustn't be detering
he mustn't be detering
we mustn't be detering
you mustn't be detering
they mustn't be detering	I mustn't have detered
you mustn't have detered
he mustn't have detered
we mustn't have detered
you mustn't have detered
they mustn't have detered	I mustn't have been detering
you mustn't have been detering
he mustn't have been detering
we mustn't have been detering
you mustn't have been detering
they mustn't have been detering	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I deter?
must you deter?
must he deter?
must we deter?
must you deter?
must they deter? 	must I be detering?
must you be detering?
must he be detering?
must we be detering?
must you be detering?
must they be detering? 	must I have detered?
must you have detered?
must he have detered?
must we have detered?
must you have detered?
must they have detered? 	must I have been detering?
must you have been detering?
must he have been detering?
must we have been detering?
must you have been detering?
must they have been detering? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I deter?
mustn't you deter?
mustn't he deter?
mustn't we deter?
mustn't you deter?
mustn't they deter? 	mustn't I be detering?
mustn't you be detering?
mustn't he be detering?
mustn't we be detering?
mustn't you be detering?
mustn't they be detering? 	mustn't I have detered?
mustn't you have detered?
mustn't he have detered?
mustn't we have detered?
mustn't you have detered?
mustn't they have detered? 	mustn't I have been detering?
mustn't you have been detering?
mustn't he have been detering?
mustn't we have been detering?
mustn't you have been detering?
mustn't they have been detering?