English verb conjugation
MUST TEAR

Irregular verb: tear - tore - torn

Affirmation

Simple form	V-ing form
I must tear you must tear he must tear we must tear you must tear they must tear	I must be tearing you must be tearing he must be tearing we must be tearing you must be tearing they must be tearing
Perfect	V-ing perfect
I must have torn you must have torn he must have torn we must have torn you must have torn they must have torn	I must have been tearing you must have been tearing he must have been tearing we must have been tearing you must have been tearing they must have been tearing

Negation

Simple form	V-ing form
I mustn't tear you mustn't tear he mustn't tear we mustn't tear you mustn't tear they mustn't tear	I mustn't be tearing you mustn't be tearing he mustn't be tearing we mustn't be tearing you mustn't be tearing they mustn't be tearing
Perfect	V-ing perfect
I mustn't have torn you mustn't have torn he mustn't have torn we mustn't have torn you mustn't have torn they mustn't have torn	I mustn't have been tearing you mustn't have been tearing he mustn't have been tearing we mustn't have been tearing you mustn't have been tearing they mustn't have been tearing

Interrogative form

Simple form	V-ing form
must I tear? must you tear? must he tear? must we tear? must you tear? must they tear?	must I be tearing? must you be tearing? must he be tearing? must we be tearing? must you be tearing? must they be tearing?
Perfect	V-ing perfect
must I have torn? must you have torn? must he have torn? must we have torn? must you have torn? must they have torn?	must I have been tearing? must you have been tearing? must he have been tearing? must we have been tearing? must you have been tearing? must they have been tearing?

Interro-negative form

Simple form	V-ing form
mustn't I tear? mustn't you tear? mustn't he tear? mustn't we tear? mustn't you tear? mustn't they tear?	mustn't I be tearing? mustn't you be tearing? mustn't he be tearing? mustn't we be tearing? mustn't you be tearing? mustn't they be tearing?
Perfect	V-ing perfect
mustn't I have torn? mustn't you have torn? mustn't he have torn? mustn't we have torn? mustn't you have torn? mustn't they have torn?	mustn't I have been tearing? mustn't you have been tearing? mustn't he have been tearing? mustn't we have been tearing? mustn't you have been tearing? mustn't they have been tearing?