must halt
Regular verb: halt - halted- halted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must halt
you must halt
she must halt
we must halt
you must halt
they must halt 	I must be halting
you must be halting
she must be halting
we must be halting
you must be halting
they must be halting	I must have halted
you must have halted
she must have halted
we must have halted
you must have halted
they must have halted	I must have been halting
you must have been halting
she must have been halting
we must have been halting
you must have been halting
they must have been halting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't halt
you mustn't halt
she mustn't halt
we mustn't halt
you mustn't halt
they mustn't halt 	I mustn't be halting
you mustn't be halting
she mustn't be halting
we mustn't be halting
you mustn't be halting
they mustn't be halting	I mustn't have halted
you mustn't have halted
she mustn't have halted
we mustn't have halted
you mustn't have halted
they mustn't have halted	I mustn't have been halting
you mustn't have been halting
she mustn't have been halting
we mustn't have been halting
you mustn't have been halting
they mustn't have been halting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I halt?
must you halt?
must she halt?
must we halt?
must you halt?
must they halt? 	must I be halting?
must you be halting?
must she be halting?
must we be halting?
must you be halting?
must they be halting? 	must I have halted?
must you have halted?
must she have halted?
must we have halted?
must you have halted?
must they have halted? 	must I have been halting?
must you have been halting?
must she have been halting?
must we have been halting?
must you have been halting?
must they have been halting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I halt?
mustn't you halt?
mustn't she halt?
mustn't we halt?
mustn't you halt?
mustn't they halt? 	mustn't I be halting?
mustn't you be halting?
mustn't she be halting?
mustn't we be halting?
mustn't you be halting?
mustn't they be halting? 	mustn't I have halted?
mustn't you have halted?
mustn't she have halted?
mustn't we have halted?
mustn't you have halted?
mustn't they have halted? 	mustn't I have been halting?
mustn't you have been halting?
mustn't she have been halting?
mustn't we have been halting?
mustn't you have been halting?
mustn't they have been halting?