English verb conjugation
MUST HAWK

Regular verb: hawk - hawked - hawked

Affirmation

Simple form	V-ing form
I must hawk you must hawk he must hawk we must hawk you must hawk they must hawk	I must be hawking you must be hawking he must be hawking we must be hawking you must be hawking they must be hawking
Perfect	V-ing perfect
I must have hawked you must have hawked he must have hawked we must have hawked you must have hawked they must have hawked	I must have been hawking you must have been hawking he must have been hawking we must have been hawking you must have been hawking they must have been hawking

Negation

Simple form	V-ing form
I mustn't hawk you mustn't hawk he mustn't hawk we mustn't hawk you mustn't hawk they mustn't hawk	I mustn't be hawking you mustn't be hawking he mustn't be hawking we mustn't be hawking you mustn't be hawking they mustn't be hawking
Perfect	V-ing perfect
I mustn't have hawked you mustn't have hawked he mustn't have hawked we mustn't have hawked you mustn't have hawked they mustn't have hawked	I mustn't have been hawking you mustn't have been hawking he mustn't have been hawking we mustn't have been hawking you mustn't have been hawking they mustn't have been hawking

Interrogative form

Simple form	V-ing form
must I hawk? must you hawk? must he hawk? must we hawk? must you hawk? must they hawk?	must I be hawking? must you be hawking? must he be hawking? must we be hawking? must you be hawking? must they be hawking?
Perfect	V-ing perfect
must I have hawked? must you have hawked? must he have hawked? must we have hawked? must you have hawked? must they have hawked?	must I have been hawking? must you have been hawking? must he have been hawking? must we have been hawking? must you have been hawking? must they have been hawking?

Interro-negative form

Simple form	V-ing form
mustn't I hawk? mustn't you hawk? mustn't he hawk? mustn't we hawk? mustn't you hawk? mustn't they hawk?	mustn't I be hawking? mustn't you be hawking? mustn't he be hawking? mustn't we be hawking? mustn't you be hawking? mustn't they be hawking?
Perfect	V-ing perfect
mustn't I have hawked? mustn't you have hawked? mustn't he have hawked? mustn't we have hawked? mustn't you have hawked? mustn't they have hawked?	mustn't I have been hawking? mustn't you have been hawking? mustn't he have been hawking? mustn't we have been hawking? mustn't you have been hawking? mustn't they have been hawking?