English verb conjugation
MUST SPRINT

Regular verb: sprint - sprinted - sprinted

Affirmation

Simple form	V-ing form
I must sprint you must sprint she must sprint we must sprint you must sprint they must sprint	I must be sprinting you must be sprinting she must be sprinting we must be sprinting you must be sprinting they must be sprinting
Perfect	V-ing perfect
I must have sprinted you must have sprinted she must have sprinted we must have sprinted you must have sprinted they must have sprinted	I must have been sprinting you must have been sprinting she must have been sprinting we must have been sprinting you must have been sprinting they must have been sprinting

Negation

Simple form	V-ing form
I must not sprint you must not sprint she must not sprint we must not sprint you must not sprint they must not sprint	I must not be sprinting you must not be sprinting she must not be sprinting we must not be sprinting you must not be sprinting they must not be sprinting
Perfect	V-ing perfect
I must not have sprinted you must not have sprinted she must not have sprinted we must not have sprinted you must not have sprinted they must not have sprinted	I must not have been sprinting you must not have been sprinting she must not have been sprinting we must not have been sprinting you must not have been sprinting they must not have been sprinting

Interrogative form

Simple form	V-ing form
must I sprint? must you sprint? must she sprint? must we sprint? must you sprint? must they sprint?	must I be sprinting? must you be sprinting? must she be sprinting? must we be sprinting? must you be sprinting? must they be sprinting?
Perfect	V-ing perfect
must I have sprinted? must you have sprinted? must she have sprinted? must we have sprinted? must you have sprinted? must they have sprinted?	must I have been sprinting? must you have been sprinting? must she have been sprinting? must we have been sprinting? must you have been sprinting? must they have been sprinting?

Interro-negative form

Simple form	V-ing form
must I not sprint? must you not sprint? must she not sprint? must we not sprint? must you not sprint? must they not sprint?	must I not be sprinting? must you not be sprinting? must she not be sprinting? must we not be sprinting? must you not be sprinting? must they not be sprinting?
Perfect	V-ing perfect
must I not have sprinted? must you not have sprinted? must she not have sprinted? must we not have sprinted? must you not have sprinted? must they not have sprinted?	must I not have been sprinting? must you not have been sprinting? must she not have been sprinting? must we not have been sprinting? must you not have been sprinting? must they not have been sprinting?