English verb conjugation
MUST CROSSCUT

Irregular verb: crosscut - crosscut - crosscut

Affirmation

Simple form	V-ing form
I must crosscut you must crosscut he must crosscut we must crosscut you must crosscut they must crosscut	I must be crosscutting you must be crosscutting he must be crosscutting we must be crosscutting you must be crosscutting they must be crosscutting
Perfect	V-ing perfect
I must have crosscut you must have crosscut he must have crosscut we must have crosscut you must have crosscut they must have crosscut	I must have been crosscutting you must have been crosscutting he must have been crosscutting we must have been crosscutting you must have been crosscutting they must have been crosscutting

Negation

Simple form	V-ing form
I mustn't crosscut you mustn't crosscut he mustn't crosscut we mustn't crosscut you mustn't crosscut they mustn't crosscut	I mustn't be crosscutting you mustn't be crosscutting he mustn't be crosscutting we mustn't be crosscutting you mustn't be crosscutting they mustn't be crosscutting
Perfect	V-ing perfect
I mustn't have crosscut you mustn't have crosscut he mustn't have crosscut we mustn't have crosscut you mustn't have crosscut they mustn't have crosscut	I mustn't have been crosscutting you mustn't have been crosscutting he mustn't have been crosscutting we mustn't have been crosscutting you mustn't have been crosscutting they mustn't have been crosscutting

Interrogative form

Simple form	V-ing form
must I crosscut? must you crosscut? must he crosscut? must we crosscut? must you crosscut? must they crosscut?	must I be crosscutting? must you be crosscutting? must he be crosscutting? must we be crosscutting? must you be crosscutting? must they be crosscutting?
Perfect	V-ing perfect
must I have crosscut? must you have crosscut? must he have crosscut? must we have crosscut? must you have crosscut? must they have crosscut?	must I have been crosscutting? must you have been crosscutting? must he have been crosscutting? must we have been crosscutting? must you have been crosscutting? must they have been crosscutting?

Interro-negative form

Simple form	V-ing form
mustn't I crosscut? mustn't you crosscut? mustn't he crosscut? mustn't we crosscut? mustn't you crosscut? mustn't they crosscut?	mustn't I be crosscutting? mustn't you be crosscutting? mustn't he be crosscutting? mustn't we be crosscutting? mustn't you be crosscutting? mustn't they be crosscutting?
Perfect	V-ing perfect
mustn't I have crosscut? mustn't you have crosscut? mustn't he have crosscut? mustn't we have crosscut? mustn't you have crosscut? mustn't they have crosscut?	mustn't I have been crosscutting? mustn't you have been crosscutting? mustn't he have been crosscutting? mustn't we have been crosscutting? mustn't you have been crosscutting? mustn't they have been crosscutting?