must handle
Regular verb: handle - handled- handled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must handle
you must handle
he must handle
we must handle
you must handle
they must handle 	I must be handling
you must be handling
he must be handling
we must be handling
you must be handling
they must be handling	I must have handled
you must have handled
he must have handled
we must have handled
you must have handled
they must have handled	I must have been handling
you must have been handling
he must have been handling
we must have been handling
you must have been handling
they must have been handling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't handle
you mustn't handle
he mustn't handle
we mustn't handle
you mustn't handle
they mustn't handle 	I mustn't be handling
you mustn't be handling
he mustn't be handling
we mustn't be handling
you mustn't be handling
they mustn't be handling	I mustn't have handled
you mustn't have handled
he mustn't have handled
we mustn't have handled
you mustn't have handled
they mustn't have handled	I mustn't have been handling
you mustn't have been handling
he mustn't have been handling
we mustn't have been handling
you mustn't have been handling
they mustn't have been handling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I handle?
must you handle?
must he handle?
must we handle?
must you handle?
must they handle? 	must I be handling?
must you be handling?
must he be handling?
must we be handling?
must you be handling?
must they be handling? 	must I have handled?
must you have handled?
must he have handled?
must we have handled?
must you have handled?
must they have handled? 	must I have been handling?
must you have been handling?
must he have been handling?
must we have been handling?
must you have been handling?
must they have been handling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I handle?
mustn't you handle?
mustn't he handle?
mustn't we handle?
mustn't you handle?
mustn't they handle? 	mustn't I be handling?
mustn't you be handling?
mustn't he be handling?
mustn't we be handling?
mustn't you be handling?
mustn't they be handling? 	mustn't I have handled?
mustn't you have handled?
mustn't he have handled?
mustn't we have handled?
mustn't you have handled?
mustn't they have handled? 	mustn't I have been handling?
mustn't you have been handling?
mustn't he have been handling?
mustn't we have been handling?
mustn't you have been handling?
mustn't they have been handling?