English verb conjugation
MUST PRESIGNAL

Regular verb: presignal - presignaled - presignaled

Affirmation

Simple form	V-ing form
I must presignal you must presignal he must presignal we must presignal you must presignal they must presignal	I must be presignaling you must be presignaling he must be presignaling we must be presignaling you must be presignaling they must be presignaling
Perfect	V-ing perfect
I must have presignaled you must have presignaled he must have presignaled we must have presignaled you must have presignaled they must have presignaled	I must have been presignaling you must have been presignaling he must have been presignaling we must have been presignaling you must have been presignaling they must have been presignaling

Negation

Simple form	V-ing form
I mustn't presignal you mustn't presignal he mustn't presignal we mustn't presignal you mustn't presignal they mustn't presignal	I mustn't be presignaling you mustn't be presignaling he mustn't be presignaling we mustn't be presignaling you mustn't be presignaling they mustn't be presignaling
Perfect	V-ing perfect
I mustn't have presignaled you mustn't have presignaled he mustn't have presignaled we mustn't have presignaled you mustn't have presignaled they mustn't have presignaled	I mustn't have been presignaling you mustn't have been presignaling he mustn't have been presignaling we mustn't have been presignaling you mustn't have been presignaling they mustn't have been presignaling

Interrogative form

Simple form	V-ing form
must I presignal? must you presignal? must he presignal? must we presignal? must you presignal? must they presignal?	must I be presignaling? must you be presignaling? must he be presignaling? must we be presignaling? must you be presignaling? must they be presignaling?
Perfect	V-ing perfect
must I have presignaled? must you have presignaled? must he have presignaled? must we have presignaled? must you have presignaled? must they have presignaled?	must I have been presignaling? must you have been presignaling? must he have been presignaling? must we have been presignaling? must you have been presignaling? must they have been presignaling?

Interro-negative form

Simple form	V-ing form
mustn't I presignal? mustn't you presignal? mustn't he presignal? mustn't we presignal? mustn't you presignal? mustn't they presignal?	mustn't I be presignaling? mustn't you be presignaling? mustn't he be presignaling? mustn't we be presignaling? mustn't you be presignaling? mustn't they be presignaling?
Perfect	V-ing perfect
mustn't I have presignaled? mustn't you have presignaled? mustn't he have presignaled? mustn't we have presignaled? mustn't you have presignaled? mustn't they have presignaled?	mustn't I have been presignaling? mustn't you have been presignaling? mustn't he have been presignaling? mustn't we have been presignaling? mustn't you have been presignaling? mustn't they have been presignaling?