must revise
Regular verb: revise - revised- revised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must revise
you must revise
she must revise
we must revise
you must revise
they must revise 	I must be revising
you must be revising
she must be revising
we must be revising
you must be revising
they must be revising	I must have revised
you must have revised
she must have revised
we must have revised
you must have revised
they must have revised	I must have been revising
you must have been revising
she must have been revising
we must have been revising
you must have been revising
they must have been revising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not revise
you must not revise
she must not revise
we must not revise
you must not revise
they must not revise 	I must not be revising
you must not be revising
she must not be revising
we must not be revising
you must not be revising
they must not be revising	I must not have revised
you must not have revised
she must not have revised
we must not have revised
you must not have revised
they must not have revised	I must not have been revising
you must not have been revising
she must not have been revising
we must not have been revising
you must not have been revising
they must not have been revising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I revise?
must you revise?
must she revise?
must we revise?
must you revise?
must they revise? 	must I be revising?
must you be revising?
must she be revising?
must we be revising?
must you be revising?
must they be revising? 	must I have revised?
must you have revised?
must she have revised?
must we have revised?
must you have revised?
must they have revised? 	must I have been revising?
must you have been revising?
must she have been revising?
must we have been revising?
must you have been revising?
must they have been revising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not revise?
must you not revise?
must she not revise?
must we not revise?
must you not revise?
must they not revise? 	must I not be revising?
must you not be revising?
must she not be revising?
must we not be revising?
must you not be revising?
must they not be revising? 	must I not have revised?
must you not have revised?
must she not have revised?
must we not have revised?
must you not have revised?
must they not have revised? 	must I not have been revising?
must you not have been revising?
must she not have been revising?
must we not have been revising?
must you not have been revising?
must they not have been revising?