must unify
Regular verb: unify - unified- unified

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must unify
you must unify
she must unify
we must unify
you must unify
they must unify 	I must be unifying
you must be unifying
she must be unifying
we must be unifying
you must be unifying
they must be unifying	I must have unified
you must have unified
she must have unified
we must have unified
you must have unified
they must have unified	I must have been unifying
you must have been unifying
she must have been unifying
we must have been unifying
you must have been unifying
they must have been unifying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not unify
you must not unify
she must not unify
we must not unify
you must not unify
they must not unify 	I must not be unifying
you must not be unifying
she must not be unifying
we must not be unifying
you must not be unifying
they must not be unifying	I must not have unified
you must not have unified
she must not have unified
we must not have unified
you must not have unified
they must not have unified	I must not have been unifying
you must not have been unifying
she must not have been unifying
we must not have been unifying
you must not have been unifying
they must not have been unifying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I unify?
must you unify?
must she unify?
must we unify?
must you unify?
must they unify? 	must I be unifying?
must you be unifying?
must she be unifying?
must we be unifying?
must you be unifying?
must they be unifying? 	must I have unified?
must you have unified?
must she have unified?
must we have unified?
must you have unified?
must they have unified? 	must I have been unifying?
must you have been unifying?
must she have been unifying?
must we have been unifying?
must you have been unifying?
must they have been unifying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not unify?
must you not unify?
must she not unify?
must we not unify?
must you not unify?
must they not unify? 	must I not be unifying?
must you not be unifying?
must she not be unifying?
must we not be unifying?
must you not be unifying?
must they not be unifying? 	must I not have unified?
must you not have unified?
must she not have unified?
must we not have unified?
must you not have unified?
must they not have unified? 	must I not have been unifying?
must you not have been unifying?
must she not have been unifying?
must we not have been unifying?
must you not have been unifying?
must they not have been unifying?