English verb conjugation
MUST OVERPACK

Regular verb: overpack - overpacked - overpacked

Affirmation

Simple form	V-ing form
I must overpack you must overpack she must overpack we must overpack you must overpack they must overpack	I must be overpacking you must be overpacking she must be overpacking we must be overpacking you must be overpacking they must be overpacking
Perfect	V-ing perfect
I must have overpacked you must have overpacked she must have overpacked we must have overpacked you must have overpacked they must have overpacked	I must have been overpacking you must have been overpacking she must have been overpacking we must have been overpacking you must have been overpacking they must have been overpacking

Negation

Simple form	V-ing form
I mustn't overpack you mustn't overpack she mustn't overpack we mustn't overpack you mustn't overpack they mustn't overpack	I mustn't be overpacking you mustn't be overpacking she mustn't be overpacking we mustn't be overpacking you mustn't be overpacking they mustn't be overpacking
Perfect	V-ing perfect
I mustn't have overpacked you mustn't have overpacked she mustn't have overpacked we mustn't have overpacked you mustn't have overpacked they mustn't have overpacked	I mustn't have been overpacking you mustn't have been overpacking she mustn't have been overpacking we mustn't have been overpacking you mustn't have been overpacking they mustn't have been overpacking

Interrogative form

Simple form	V-ing form
must I overpack? must you overpack? must she overpack? must we overpack? must you overpack? must they overpack?	must I be overpacking? must you be overpacking? must she be overpacking? must we be overpacking? must you be overpacking? must they be overpacking?
Perfect	V-ing perfect
must I have overpacked? must you have overpacked? must she have overpacked? must we have overpacked? must you have overpacked? must they have overpacked?	must I have been overpacking? must you have been overpacking? must she have been overpacking? must we have been overpacking? must you have been overpacking? must they have been overpacking?

Interro-negative form

Simple form	V-ing form
mustn't I overpack? mustn't you overpack? mustn't she overpack? mustn't we overpack? mustn't you overpack? mustn't they overpack?	mustn't I be overpacking? mustn't you be overpacking? mustn't she be overpacking? mustn't we be overpacking? mustn't you be overpacking? mustn't they be overpacking?
Perfect	V-ing perfect
mustn't I have overpacked? mustn't you have overpacked? mustn't she have overpacked? mustn't we have overpacked? mustn't you have overpacked? mustn't they have overpacked?	mustn't I have been overpacking? mustn't you have been overpacking? mustn't she have been overpacking? mustn't we have been overpacking? mustn't you have been overpacking? mustn't they have been overpacking?