English verb conjugation
MUST SERIES

Regular verb: series - seriesed - seriesed

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I must series you must series he must series we must series you must series they must series	I must be seriesing you must be seriesing he must be seriesing we must be seriesing you must be seriesing they must be seriesing
Perfect	V-ing perfect
I must have seriesed you must have seriesed he must have seriesed we must have seriesed you must have seriesed they must have seriesed	I must have been seriesing you must have been seriesing he must have been seriesing we must have been seriesing you must have been seriesing they must have been seriesing

Negation

Simple form	V-ing form
I mustn't series you mustn't series he mustn't series we mustn't series you mustn't series they mustn't series	I mustn't be seriesing you mustn't be seriesing he mustn't be seriesing we mustn't be seriesing you mustn't be seriesing they mustn't be seriesing
Perfect	V-ing perfect
I mustn't have seriesed you mustn't have seriesed he mustn't have seriesed we mustn't have seriesed you mustn't have seriesed they mustn't have seriesed	I mustn't have been seriesing you mustn't have been seriesing he mustn't have been seriesing we mustn't have been seriesing you mustn't have been seriesing they mustn't have been seriesing

Interrogative form

Simple form	V-ing form
must I series? must you series? must he series? must we series? must you series? must they series?	must I be seriesing? must you be seriesing? must he be seriesing? must we be seriesing? must you be seriesing? must they be seriesing?
Perfect	V-ing perfect
must I have seriesed? must you have seriesed? must he have seriesed? must we have seriesed? must you have seriesed? must they have seriesed?	must I have been seriesing? must you have been seriesing? must he have been seriesing? must we have been seriesing? must you have been seriesing? must they have been seriesing?

Interro-negative form

Simple form	V-ing form
mustn't I series? mustn't you series? mustn't he series? mustn't we series? mustn't you series? mustn't they series?	mustn't I be seriesing? mustn't you be seriesing? mustn't he be seriesing? mustn't we be seriesing? mustn't you be seriesing? mustn't they be seriesing?
Perfect	V-ing perfect
mustn't I have seriesed? mustn't you have seriesed? mustn't he have seriesed? mustn't we have seriesed? mustn't you have seriesed? mustn't they have seriesed?	mustn't I have been seriesing? mustn't you have been seriesing? mustn't he have been seriesing? mustn't we have been seriesing? mustn't you have been seriesing? mustn't they have been seriesing?