must lobotomise
Regular verb: lobotomise - lobotomised- lobotomised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must lobotomise
you must lobotomise
she must lobotomise
we must lobotomise
you must lobotomise
they must lobotomise 	I must be lobotomising
you must be lobotomising
she must be lobotomising
we must be lobotomising
you must be lobotomising
they must be lobotomising	I must have lobotomised
you must have lobotomised
she must have lobotomised
we must have lobotomised
you must have lobotomised
they must have lobotomised	I must have been lobotomising
you must have been lobotomising
she must have been lobotomising
we must have been lobotomising
you must have been lobotomising
they must have been lobotomising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't lobotomise
you mustn't lobotomise
she mustn't lobotomise
we mustn't lobotomise
you mustn't lobotomise
they mustn't lobotomise 	I mustn't be lobotomising
you mustn't be lobotomising
she mustn't be lobotomising
we mustn't be lobotomising
you mustn't be lobotomising
they mustn't be lobotomising	I mustn't have lobotomised
you mustn't have lobotomised
she mustn't have lobotomised
we mustn't have lobotomised
you mustn't have lobotomised
they mustn't have lobotomised	I mustn't have been lobotomising
you mustn't have been lobotomising
she mustn't have been lobotomising
we mustn't have been lobotomising
you mustn't have been lobotomising
they mustn't have been lobotomising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I lobotomise?
must you lobotomise?
must she lobotomise?
must we lobotomise?
must you lobotomise?
must they lobotomise? 	must I be lobotomising?
must you be lobotomising?
must she be lobotomising?
must we be lobotomising?
must you be lobotomising?
must they be lobotomising? 	must I have lobotomised?
must you have lobotomised?
must she have lobotomised?
must we have lobotomised?
must you have lobotomised?
must they have lobotomised? 	must I have been lobotomising?
must you have been lobotomising?
must she have been lobotomising?
must we have been lobotomising?
must you have been lobotomising?
must they have been lobotomising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I lobotomise?
mustn't you lobotomise?
mustn't she lobotomise?
mustn't we lobotomise?
mustn't you lobotomise?
mustn't they lobotomise? 	mustn't I be lobotomising?
mustn't you be lobotomising?
mustn't she be lobotomising?
mustn't we be lobotomising?
mustn't you be lobotomising?
mustn't they be lobotomising? 	mustn't I have lobotomised?
mustn't you have lobotomised?
mustn't she have lobotomised?
mustn't we have lobotomised?
mustn't you have lobotomised?
mustn't they have lobotomised? 	mustn't I have been lobotomising?
mustn't you have been lobotomising?
mustn't she have been lobotomising?
mustn't we have been lobotomising?
mustn't you have been lobotomising?
mustn't they have been lobotomising?