English verb conjugation
MUST TASK

Regular verb: task - tasked - tasked

Affirmation

Simple form	V-ing form
I must task you must task he must task we must task you must task they must task	I must be tasking you must be tasking he must be tasking we must be tasking you must be tasking they must be tasking
Perfect	V-ing perfect
I must have tasked you must have tasked he must have tasked we must have tasked you must have tasked they must have tasked	I must have been tasking you must have been tasking he must have been tasking we must have been tasking you must have been tasking they must have been tasking

Negation

Simple form	V-ing form
I mustn't task you mustn't task he mustn't task we mustn't task you mustn't task they mustn't task	I mustn't be tasking you mustn't be tasking he mustn't be tasking we mustn't be tasking you mustn't be tasking they mustn't be tasking
Perfect	V-ing perfect
I mustn't have tasked you mustn't have tasked he mustn't have tasked we mustn't have tasked you mustn't have tasked they mustn't have tasked	I mustn't have been tasking you mustn't have been tasking he mustn't have been tasking we mustn't have been tasking you mustn't have been tasking they mustn't have been tasking

Interrogative form

Simple form	V-ing form
must I task? must you task? must he task? must we task? must you task? must they task?	must I be tasking? must you be tasking? must he be tasking? must we be tasking? must you be tasking? must they be tasking?
Perfect	V-ing perfect
must I have tasked? must you have tasked? must he have tasked? must we have tasked? must you have tasked? must they have tasked?	must I have been tasking? must you have been tasking? must he have been tasking? must we have been tasking? must you have been tasking? must they have been tasking?

Interro-negative form

Simple form	V-ing form
mustn't I task? mustn't you task? mustn't he task? mustn't we task? mustn't you task? mustn't they task?	mustn't I be tasking? mustn't you be tasking? mustn't he be tasking? mustn't we be tasking? mustn't you be tasking? mustn't they be tasking?
Perfect	V-ing perfect
mustn't I have tasked? mustn't you have tasked? mustn't he have tasked? mustn't we have tasked? mustn't you have tasked? mustn't they have tasked?	mustn't I have been tasking? mustn't you have been tasking? mustn't he have been tasking? mustn't we have been tasking? mustn't you have been tasking? mustn't they have been tasking?