English verb conjugation
MUST GRAZE

Regular verb: graze - grazed - grazed

Affirmation

Simple form	V-ing form
I must graze you must graze he must graze we must graze you must graze they must graze	I must be grazing you must be grazing he must be grazing we must be grazing you must be grazing they must be grazing
Perfect	V-ing perfect
I must have grazed you must have grazed he must have grazed we must have grazed you must have grazed they must have grazed	I must have been grazing you must have been grazing he must have been grazing we must have been grazing you must have been grazing they must have been grazing

Negation

Simple form	V-ing form
I mustn't graze you mustn't graze he mustn't graze we mustn't graze you mustn't graze they mustn't graze	I mustn't be grazing you mustn't be grazing he mustn't be grazing we mustn't be grazing you mustn't be grazing they mustn't be grazing
Perfect	V-ing perfect
I mustn't have grazed you mustn't have grazed he mustn't have grazed we mustn't have grazed you mustn't have grazed they mustn't have grazed	I mustn't have been grazing you mustn't have been grazing he mustn't have been grazing we mustn't have been grazing you mustn't have been grazing they mustn't have been grazing

Interrogative form

Simple form	V-ing form
must I graze? must you graze? must he graze? must we graze? must you graze? must they graze?	must I be grazing? must you be grazing? must he be grazing? must we be grazing? must you be grazing? must they be grazing?
Perfect	V-ing perfect
must I have grazed? must you have grazed? must he have grazed? must we have grazed? must you have grazed? must they have grazed?	must I have been grazing? must you have been grazing? must he have been grazing? must we have been grazing? must you have been grazing? must they have been grazing?

Interro-negative form

Simple form	V-ing form
mustn't I graze? mustn't you graze? mustn't he graze? mustn't we graze? mustn't you graze? mustn't they graze?	mustn't I be grazing? mustn't you be grazing? mustn't he be grazing? mustn't we be grazing? mustn't you be grazing? mustn't they be grazing?
Perfect	V-ing perfect
mustn't I have grazed? mustn't you have grazed? mustn't he have grazed? mustn't we have grazed? mustn't you have grazed? mustn't they have grazed?	mustn't I have been grazing? mustn't you have been grazing? mustn't he have been grazing? mustn't we have been grazing? mustn't you have been grazing? mustn't they have been grazing?