English verb conjugation
MUST INSIST

Regular verb: insist - insisted - insisted

Affirmation

Simple form	V-ing form
I must insist you must insist he must insist we must insist you must insist they must insist	I must be insisting you must be insisting he must be insisting we must be insisting you must be insisting they must be insisting
Perfect	V-ing perfect
I must have insisted you must have insisted he must have insisted we must have insisted you must have insisted they must have insisted	I must have been insisting you must have been insisting he must have been insisting we must have been insisting you must have been insisting they must have been insisting

Negation

Simple form	V-ing form
I must not insist you must not insist he must not insist we must not insist you must not insist they must not insist	I must not be insisting you must not be insisting he must not be insisting we must not be insisting you must not be insisting they must not be insisting
Perfect	V-ing perfect
I must not have insisted you must not have insisted he must not have insisted we must not have insisted you must not have insisted they must not have insisted	I must not have been insisting you must not have been insisting he must not have been insisting we must not have been insisting you must not have been insisting they must not have been insisting

Interrogative form

Simple form	V-ing form
must I insist? must you insist? must he insist? must we insist? must you insist? must they insist?	must I be insisting? must you be insisting? must he be insisting? must we be insisting? must you be insisting? must they be insisting?
Perfect	V-ing perfect
must I have insisted? must you have insisted? must he have insisted? must we have insisted? must you have insisted? must they have insisted?	must I have been insisting? must you have been insisting? must he have been insisting? must we have been insisting? must you have been insisting? must they have been insisting?

Interro-negative form

Simple form	V-ing form
must I not insist? must you not insist? must he not insist? must we not insist? must you not insist? must they not insist?	must I not be insisting? must you not be insisting? must he not be insisting? must we not be insisting? must you not be insisting? must they not be insisting?
Perfect	V-ing perfect
must I not have insisted? must you not have insisted? must he not have insisted? must we not have insisted? must you not have insisted? must they not have insisted?	must I not have been insisting? must you not have been insisting? must he not have been insisting? must we not have been insisting? must you not have been insisting? must they not have been insisting?