English verb conjugation
MUST OD

Regular verb: od - oded - oded

Affirmation

Simple form	V-ing form
I must od you must od he must od we must od you must od they must od	I must be oding you must be oding he must be oding we must be oding you must be oding they must be oding
Perfect	V-ing perfect
I must have oded you must have oded he must have oded we must have oded you must have oded they must have oded	I must have been oding you must have been oding he must have been oding we must have been oding you must have been oding they must have been oding

Negation

Simple form	V-ing form
I must not od you must not od he must not od we must not od you must not od they must not od	I must not be oding you must not be oding he must not be oding we must not be oding you must not be oding they must not be oding
Perfect	V-ing perfect
I must not have oded you must not have oded he must not have oded we must not have oded you must not have oded they must not have oded	I must not have been oding you must not have been oding he must not have been oding we must not have been oding you must not have been oding they must not have been oding

Interrogative form

Simple form	V-ing form
must I od? must you od? must he od? must we od? must you od? must they od?	must I be oding? must you be oding? must he be oding? must we be oding? must you be oding? must they be oding?
Perfect	V-ing perfect
must I have oded? must you have oded? must he have oded? must we have oded? must you have oded? must they have oded?	must I have been oding? must you have been oding? must he have been oding? must we have been oding? must you have been oding? must they have been oding?

Interro-negative form

Simple form	V-ing form
must I not od? must you not od? must he not od? must we not od? must you not od? must they not od?	must I not be oding? must you not be oding? must he not be oding? must we not be oding? must you not be oding? must they not be oding?
Perfect	V-ing perfect
must I not have oded? must you not have oded? must he not have oded? must we not have oded? must you not have oded? must they not have oded?	must I not have been oding? must you not have been oding? must he not have been oding? must we not have been oding? must you not have been oding? must they not have been oding?