English verb conjugation
MUST JUG

Regular verb: jug - jugged - jugged

Affirmation

Simple form	V-ing form
I must jug you must jug he must jug we must jug you must jug they must jug	I must be jugging you must be jugging he must be jugging we must be jugging you must be jugging they must be jugging
Perfect	V-ing perfect
I must have jugged you must have jugged he must have jugged we must have jugged you must have jugged they must have jugged	I must have been jugging you must have been jugging he must have been jugging we must have been jugging you must have been jugging they must have been jugging

Negation

Simple form	V-ing form
I must not jug you must not jug he must not jug we must not jug you must not jug they must not jug	I must not be jugging you must not be jugging he must not be jugging we must not be jugging you must not be jugging they must not be jugging
Perfect	V-ing perfect
I must not have jugged you must not have jugged he must not have jugged we must not have jugged you must not have jugged they must not have jugged	I must not have been jugging you must not have been jugging he must not have been jugging we must not have been jugging you must not have been jugging they must not have been jugging

Interrogative form

Simple form	V-ing form
must I jug? must you jug? must he jug? must we jug? must you jug? must they jug?	must I be jugging? must you be jugging? must he be jugging? must we be jugging? must you be jugging? must they be jugging?
Perfect	V-ing perfect
must I have jugged? must you have jugged? must he have jugged? must we have jugged? must you have jugged? must they have jugged?	must I have been jugging? must you have been jugging? must he have been jugging? must we have been jugging? must you have been jugging? must they have been jugging?

Interro-negative form

Simple form	V-ing form
must I not jug? must you not jug? must he not jug? must we not jug? must you not jug? must they not jug?	must I not be jugging? must you not be jugging? must he not be jugging? must we not be jugging? must you not be jugging? must they not be jugging?
Perfect	V-ing perfect
must I not have jugged? must you not have jugged? must he not have jugged? must we not have jugged? must you not have jugged? must they not have jugged?	must I not have been jugging? must you not have been jugging? must he not have been jugging? must we not have been jugging? must you not have been jugging? must they not have been jugging?