English verb conjugation
MUST SHRED

Regular verb: shred - shredded - shredded

Affirmation

Simple form	V-ing form
I must shred you must shred she must shred we must shred you must shred they must shred	I must be shredding you must be shredding she must be shredding we must be shredding you must be shredding they must be shredding
Perfect	V-ing perfect
I must have shredded you must have shredded she must have shredded we must have shredded you must have shredded they must have shredded	I must have been shredding you must have been shredding she must have been shredding we must have been shredding you must have been shredding they must have been shredding

Negation

Simple form	V-ing form
I must not shred you must not shred she must not shred we must not shred you must not shred they must not shred	I must not be shredding you must not be shredding she must not be shredding we must not be shredding you must not be shredding they must not be shredding
Perfect	V-ing perfect
I must not have shredded you must not have shredded she must not have shredded we must not have shredded you must not have shredded they must not have shredded	I must not have been shredding you must not have been shredding she must not have been shredding we must not have been shredding you must not have been shredding they must not have been shredding

Interrogative form

Simple form	V-ing form
must I shred? must you shred? must she shred? must we shred? must you shred? must they shred?	must I be shredding? must you be shredding? must she be shredding? must we be shredding? must you be shredding? must they be shredding?
Perfect	V-ing perfect
must I have shredded? must you have shredded? must she have shredded? must we have shredded? must you have shredded? must they have shredded?	must I have been shredding? must you have been shredding? must she have been shredding? must we have been shredding? must you have been shredding? must they have been shredding?

Interro-negative form

Simple form	V-ing form
must I not shred? must you not shred? must she not shred? must we not shred? must you not shred? must they not shred?	must I not be shredding? must you not be shredding? must she not be shredding? must we not be shredding? must you not be shredding? must they not be shredding?
Perfect	V-ing perfect
must I not have shredded? must you not have shredded? must she not have shredded? must we not have shredded? must you not have shredded? must they not have shredded?	must I not have been shredding? must you not have been shredding? must she not have been shredding? must we not have been shredding? must you not have been shredding? must they not have been shredding?