English verb conjugation
MUST ROT

Regular verb: rot - rotted - rotted

Affirmation

Simple form	V-ing form
I must rot you must rot she must rot we must rot you must rot they must rot	I must be rotting you must be rotting she must be rotting we must be rotting you must be rotting they must be rotting
Perfect	V-ing perfect
I must have rotted you must have rotted she must have rotted we must have rotted you must have rotted they must have rotted	I must have been rotting you must have been rotting she must have been rotting we must have been rotting you must have been rotting they must have been rotting

Negation

Simple form	V-ing form
I must not rot you must not rot she must not rot we must not rot you must not rot they must not rot	I must not be rotting you must not be rotting she must not be rotting we must not be rotting you must not be rotting they must not be rotting
Perfect	V-ing perfect
I must not have rotted you must not have rotted she must not have rotted we must not have rotted you must not have rotted they must not have rotted	I must not have been rotting you must not have been rotting she must not have been rotting we must not have been rotting you must not have been rotting they must not have been rotting

Interrogative form

Simple form	V-ing form
must I rot? must you rot? must she rot? must we rot? must you rot? must they rot?	must I be rotting? must you be rotting? must she be rotting? must we be rotting? must you be rotting? must they be rotting?
Perfect	V-ing perfect
must I have rotted? must you have rotted? must she have rotted? must we have rotted? must you have rotted? must they have rotted?	must I have been rotting? must you have been rotting? must she have been rotting? must we have been rotting? must you have been rotting? must they have been rotting?

Interro-negative form

Simple form	V-ing form
must I not rot? must you not rot? must she not rot? must we not rot? must you not rot? must they not rot?	must I not be rotting? must you not be rotting? must she not be rotting? must we not be rotting? must you not be rotting? must they not be rotting?
Perfect	V-ing perfect
must I not have rotted? must you not have rotted? must she not have rotted? must we not have rotted? must you not have rotted? must they not have rotted?	must I not have been rotting? must you not have been rotting? must she not have been rotting? must we not have been rotting? must you not have been rotting? must they not have been rotting?