English verb conjugation
CAN QUIT

Irregular verb: quit - quit - quit

Affirmation

Simple form	V-ing form
I can quit you can quit he can quit we can quit you can quit they can quit	I can be quitting you can be quitting he can be quitting we can be quitting you can be quitting they can be quitting
Perfect	V-ing perfect
I can have quit you can have quit he can have quit we can have quit you can have quit they can have quit	I can have been quitting you can have been quitting he can have been quitting we can have been quitting you can have been quitting they can have been quitting

Negation

Simple form	V-ing form
I can't quit you can't quit he can't quit we can't quit you can't quit they can't quit	I can't be quitting you can't be quitting he can't be quitting we can't be quitting you can't be quitting they can't be quitting
Perfect	V-ing perfect
I can't have quit you can't have quit he can't have quit we can't have quit you can't have quit they can't have quit	I can't have been quitting you can't have been quitting he can't have been quitting we can't have been quitting you can't have been quitting they can't have been quitting

Interrogative form

Simple form	V-ing form
can I quit? can you quit? can he quit? can we quit? can you quit? can they quit?	can I be quitting? can you be quitting? can he be quitting? can we be quitting? can you be quitting? can they be quitting?
Perfect	V-ing perfect
can I have quit? can you have quit? can he have quit? can we have quit? can you have quit? can they have quit?	can I have been quitting? can you have been quitting? can he have been quitting? can we have been quitting? can you have been quitting? can they have been quitting?

Interro-negative form

Simple form	V-ing form
can't I quit? can't you quit? can't he quit? can't we quit? can't you quit? can't they quit?	can't I be quitting? can't you be quitting? can't he be quitting? can't we be quitting? can't you be quitting? can't they be quitting?
Perfect	V-ing perfect
can't I have quit? can't you have quit? can't he have quit? can't we have quit? can't you have quit? can't they have quit?	can't I have been quitting? can't you have been quitting? can't he have been quitting? can't we have been quitting? can't you have been quitting? can't they have been quitting?