must reuse
Regular verb: reuse - reused- reused

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must reuse
you must reuse
she must reuse
we must reuse
you must reuse
they must reuse 	I must be reusing
you must be reusing
she must be reusing
we must be reusing
you must be reusing
they must be reusing	I must have reused
you must have reused
she must have reused
we must have reused
you must have reused
they must have reused	I must have been reusing
you must have been reusing
she must have been reusing
we must have been reusing
you must have been reusing
they must have been reusing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't reuse
you mustn't reuse
she mustn't reuse
we mustn't reuse
you mustn't reuse
they mustn't reuse 	I mustn't be reusing
you mustn't be reusing
she mustn't be reusing
we mustn't be reusing
you mustn't be reusing
they mustn't be reusing	I mustn't have reused
you mustn't have reused
she mustn't have reused
we mustn't have reused
you mustn't have reused
they mustn't have reused	I mustn't have been reusing
you mustn't have been reusing
she mustn't have been reusing
we mustn't have been reusing
you mustn't have been reusing
they mustn't have been reusing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I reuse?
must you reuse?
must she reuse?
must we reuse?
must you reuse?
must they reuse? 	must I be reusing?
must you be reusing?
must she be reusing?
must we be reusing?
must you be reusing?
must they be reusing? 	must I have reused?
must you have reused?
must she have reused?
must we have reused?
must you have reused?
must they have reused? 	must I have been reusing?
must you have been reusing?
must she have been reusing?
must we have been reusing?
must you have been reusing?
must they have been reusing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I reuse?
mustn't you reuse?
mustn't she reuse?
mustn't we reuse?
mustn't you reuse?
mustn't they reuse? 	mustn't I be reusing?
mustn't you be reusing?
mustn't she be reusing?
mustn't we be reusing?
mustn't you be reusing?
mustn't they be reusing? 	mustn't I have reused?
mustn't you have reused?
mustn't she have reused?
mustn't we have reused?
mustn't you have reused?
mustn't they have reused? 	mustn't I have been reusing?
mustn't you have been reusing?
mustn't she have been reusing?
mustn't we have been reusing?
mustn't you have been reusing?
mustn't they have been reusing?