English verb conjugation
MUST HAW

Regular verb: haw - hawed - hawed

Affirmation

Simple form	V-ing form
I must haw you must haw he must haw we must haw you must haw they must haw	I must be hawing you must be hawing he must be hawing we must be hawing you must be hawing they must be hawing
Perfect	V-ing perfect
I must have hawed you must have hawed he must have hawed we must have hawed you must have hawed they must have hawed	I must have been hawing you must have been hawing he must have been hawing we must have been hawing you must have been hawing they must have been hawing

Negation

Simple form	V-ing form
I mustn't haw you mustn't haw he mustn't haw we mustn't haw you mustn't haw they mustn't haw	I mustn't be hawing you mustn't be hawing he mustn't be hawing we mustn't be hawing you mustn't be hawing they mustn't be hawing
Perfect	V-ing perfect
I mustn't have hawed you mustn't have hawed he mustn't have hawed we mustn't have hawed you mustn't have hawed they mustn't have hawed	I mustn't have been hawing you mustn't have been hawing he mustn't have been hawing we mustn't have been hawing you mustn't have been hawing they mustn't have been hawing

Interrogative form

Simple form	V-ing form
must I haw? must you haw? must he haw? must we haw? must you haw? must they haw?	must I be hawing? must you be hawing? must he be hawing? must we be hawing? must you be hawing? must they be hawing?
Perfect	V-ing perfect
must I have hawed? must you have hawed? must he have hawed? must we have hawed? must you have hawed? must they have hawed?	must I have been hawing? must you have been hawing? must he have been hawing? must we have been hawing? must you have been hawing? must they have been hawing?

Interro-negative form

Simple form	V-ing form
mustn't I haw? mustn't you haw? mustn't he haw? mustn't we haw? mustn't you haw? mustn't they haw?	mustn't I be hawing? mustn't you be hawing? mustn't he be hawing? mustn't we be hawing? mustn't you be hawing? mustn't they be hawing?
Perfect	V-ing perfect
mustn't I have hawed? mustn't you have hawed? mustn't he have hawed? mustn't we have hawed? mustn't you have hawed? mustn't they have hawed?	mustn't I have been hawing? mustn't you have been hawing? mustn't he have been hawing? mustn't we have been hawing? mustn't you have been hawing? mustn't they have been hawing?