English verb conjugation
MUST DESIST

Regular verb: desist - desisted - desisted

Affirmation

Simple form	V-ing form
I must desist you must desist he must desist we must desist you must desist they must desist	I must be desisting you must be desisting he must be desisting we must be desisting you must be desisting they must be desisting
Perfect	V-ing perfect
I must have desisted you must have desisted he must have desisted we must have desisted you must have desisted they must have desisted	I must have been desisting you must have been desisting he must have been desisting we must have been desisting you must have been desisting they must have been desisting

Negation

Simple form	V-ing form
I must not desist you must not desist he must not desist we must not desist you must not desist they must not desist	I must not be desisting you must not be desisting he must not be desisting we must not be desisting you must not be desisting they must not be desisting
Perfect	V-ing perfect
I must not have desisted you must not have desisted he must not have desisted we must not have desisted you must not have desisted they must not have desisted	I must not have been desisting you must not have been desisting he must not have been desisting we must not have been desisting you must not have been desisting they must not have been desisting

Interrogative form

Simple form	V-ing form
must I desist? must you desist? must he desist? must we desist? must you desist? must they desist?	must I be desisting? must you be desisting? must he be desisting? must we be desisting? must you be desisting? must they be desisting?
Perfect	V-ing perfect
must I have desisted? must you have desisted? must he have desisted? must we have desisted? must you have desisted? must they have desisted?	must I have been desisting? must you have been desisting? must he have been desisting? must we have been desisting? must you have been desisting? must they have been desisting?

Interro-negative form

Simple form	V-ing form
must I not desist? must you not desist? must he not desist? must we not desist? must you not desist? must they not desist?	must I not be desisting? must you not be desisting? must he not be desisting? must we not be desisting? must you not be desisting? must they not be desisting?
Perfect	V-ing perfect
must I not have desisted? must you not have desisted? must he not have desisted? must we not have desisted? must you not have desisted? must they not have desisted?	must I not have been desisting? must you not have been desisting? must he not have been desisting? must we not have been desisting? must you not have been desisting? must they not have been desisting?