English verb conjugation
CAN TEAR

Irregular verb: tear - tore - torn

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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