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 must not presignal you must not presignal he must not presignal we must not presignal you must not presignal they must not presignal	I must not be presignaling you must not be presignaling he must not be presignaling we must not be presignaling you must not be presignaling they must not be presignaling
Perfect	V-ing perfect
I must not have presignaled you must not have presignaled he must not have presignaled we must not have presignaled you must not have presignaled they must not have presignaled	I must not have been presignaling you must not have been presignaling he must not have been presignaling we must not have been presignaling you must not have been presignaling they must not 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
must I not presignal? must you not presignal? must he not presignal? must we not presignal? must you not presignal? must they not presignal?	must I not be presignaling? must you not be presignaling? must he not be presignaling? must we not be presignaling? must you not be presignaling? must they not be presignaling?
Perfect	V-ing perfect
must I not have presignaled? must you not have presignaled? must he not have presignaled? must we not have presignaled? must you not have presignaled? must they not have presignaled?	must I not have been presignaling? must you not have been presignaling? must he not have been presignaling? must we not have been presignaling? must you not have been presignaling? must they not have been presignaling?