must rave
Regular verb: rave - raved- raved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must rave
you must rave
she must rave
we must rave
you must rave
they must rave 	I must be raving
you must be raving
she must be raving
we must be raving
you must be raving
they must be raving	I must have raved
you must have raved
she must have raved
we must have raved
you must have raved
they must have raved	I must have been raving
you must have been raving
she must have been raving
we must have been raving
you must have been raving
they must have been raving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't rave
you mustn't rave
she mustn't rave
we mustn't rave
you mustn't rave
they mustn't rave 	I mustn't be raving
you mustn't be raving
she mustn't be raving
we mustn't be raving
you mustn't be raving
they mustn't be raving	I mustn't have raved
you mustn't have raved
she mustn't have raved
we mustn't have raved
you mustn't have raved
they mustn't have raved	I mustn't have been raving
you mustn't have been raving
she mustn't have been raving
we mustn't have been raving
you mustn't have been raving
they mustn't have been raving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I rave?
must you rave?
must she rave?
must we rave?
must you rave?
must they rave? 	must I be raving?
must you be raving?
must she be raving?
must we be raving?
must you be raving?
must they be raving? 	must I have raved?
must you have raved?
must she have raved?
must we have raved?
must you have raved?
must they have raved? 	must I have been raving?
must you have been raving?
must she have been raving?
must we have been raving?
must you have been raving?
must they have been raving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I rave?
mustn't you rave?
mustn't she rave?
mustn't we rave?
mustn't you rave?
mustn't they rave? 	mustn't I be raving?
mustn't you be raving?
mustn't she be raving?
mustn't we be raving?
mustn't you be raving?
mustn't they be raving? 	mustn't I have raved?
mustn't you have raved?
mustn't she have raved?
mustn't we have raved?
mustn't you have raved?
mustn't they have raved? 	mustn't I have been raving?
mustn't you have been raving?
mustn't she have been raving?
mustn't we have been raving?
mustn't you have been raving?
mustn't they have been raving?