must slim
Regular verb: slim - slimmed- slimmed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must slim
you must slim
he must slim
we must slim
you must slim
they must slim 	I must be slimming
you must be slimming
he must be slimming
we must be slimming
you must be slimming
they must be slimming	I must have slimmed
you must have slimmed
he must have slimmed
we must have slimmed
you must have slimmed
they must have slimmed	I must have been slimming
you must have been slimming
he must have been slimming
we must have been slimming
you must have been slimming
they must have been slimming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't slim
you mustn't slim
he mustn't slim
we mustn't slim
you mustn't slim
they mustn't slim 	I mustn't be slimming
you mustn't be slimming
he mustn't be slimming
we mustn't be slimming
you mustn't be slimming
they mustn't be slimming	I mustn't have slimmed
you mustn't have slimmed
he mustn't have slimmed
we mustn't have slimmed
you mustn't have slimmed
they mustn't have slimmed	I mustn't have been slimming
you mustn't have been slimming
he mustn't have been slimming
we mustn't have been slimming
you mustn't have been slimming
they mustn't have been slimming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I slim?
must you slim?
must he slim?
must we slim?
must you slim?
must they slim? 	must I be slimming?
must you be slimming?
must he be slimming?
must we be slimming?
must you be slimming?
must they be slimming? 	must I have slimmed?
must you have slimmed?
must he have slimmed?
must we have slimmed?
must you have slimmed?
must they have slimmed? 	must I have been slimming?
must you have been slimming?
must he have been slimming?
must we have been slimming?
must you have been slimming?
must they have been slimming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I slim?
mustn't you slim?
mustn't he slim?
mustn't we slim?
mustn't you slim?
mustn't they slim? 	mustn't I be slimming?
mustn't you be slimming?
mustn't he be slimming?
mustn't we be slimming?
mustn't you be slimming?
mustn't they be slimming? 	mustn't I have slimmed?
mustn't you have slimmed?
mustn't he have slimmed?
mustn't we have slimmed?
mustn't you have slimmed?
mustn't they have slimmed? 	mustn't I have been slimming?
mustn't you have been slimming?
mustn't he have been slimming?
mustn't we have been slimming?
mustn't you have been slimming?
mustn't they have been slimming?