must unwind
Irregular verb: unwind - unwound- unwound

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must unwind
you must unwind
he must unwind
we must unwind
you must unwind
they must unwind 	I must be unwinding
you must be unwinding
he must be unwinding
we must be unwinding
you must be unwinding
they must be unwinding	I must have unwound
you must have unwound
he must have unwound
we must have unwound
you must have unwound
they must have unwound	I must have been unwinding
you must have been unwinding
he must have been unwinding
we must have been unwinding
you must have been unwinding
they must have been unwinding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't unwind
you mustn't unwind
he mustn't unwind
we mustn't unwind
you mustn't unwind
they mustn't unwind 	I mustn't be unwinding
you mustn't be unwinding
he mustn't be unwinding
we mustn't be unwinding
you mustn't be unwinding
they mustn't be unwinding	I mustn't have unwound
you mustn't have unwound
he mustn't have unwound
we mustn't have unwound
you mustn't have unwound
they mustn't have unwound	I mustn't have been unwinding
you mustn't have been unwinding
he mustn't have been unwinding
we mustn't have been unwinding
you mustn't have been unwinding
they mustn't have been unwinding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I unwind?
must you unwind?
must he unwind?
must we unwind?
must you unwind?
must they unwind? 	must I be unwinding?
must you be unwinding?
must he be unwinding?
must we be unwinding?
must you be unwinding?
must they be unwinding? 	must I have unwound?
must you have unwound?
must he have unwound?
must we have unwound?
must you have unwound?
must they have unwound? 	must I have been unwinding?
must you have been unwinding?
must he have been unwinding?
must we have been unwinding?
must you have been unwinding?
must they have been unwinding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I unwind?
mustn't you unwind?
mustn't he unwind?
mustn't we unwind?
mustn't you unwind?
mustn't they unwind? 	mustn't I be unwinding?
mustn't you be unwinding?
mustn't he be unwinding?
mustn't we be unwinding?
mustn't you be unwinding?
mustn't they be unwinding? 	mustn't I have unwound?
mustn't you have unwound?
mustn't he have unwound?
mustn't we have unwound?
mustn't you have unwound?
mustn't they have unwound? 	mustn't I have been unwinding?
mustn't you have been unwinding?
mustn't he have been unwinding?
mustn't we have been unwinding?
mustn't you have been unwinding?
mustn't they have been unwinding?