English verb conjugation
CAN BRAIN

Regular verb: brain - brained - brained

Affirmation

Simple form	V-ing form
I can brain you can brain he can brain we can brain you can brain they can brain	I can be braining you can be braining he can be braining we can be braining you can be braining they can be braining
Perfect	V-ing perfect
I can have brained you can have brained he can have brained we can have brained you can have brained they can have brained	I can have been braining you can have been braining he can have been braining we can have been braining you can have been braining they can have been braining

Negation

Simple form	V-ing form
I can't brain you can't brain he can't brain we can't brain you can't brain they can't brain	I can't be braining you can't be braining he can't be braining we can't be braining you can't be braining they can't be braining
Perfect	V-ing perfect
I can't have brained you can't have brained he can't have brained we can't have brained you can't have brained they can't have brained	I can't have been braining you can't have been braining he can't have been braining we can't have been braining you can't have been braining they can't have been braining

Interrogative form

Simple form	V-ing form
can I brain? can you brain? can he brain? can we brain? can you brain? can they brain?	can I be braining? can you be braining? can he be braining? can we be braining? can you be braining? can they be braining?
Perfect	V-ing perfect
can I have brained? can you have brained? can he have brained? can we have brained? can you have brained? can they have brained?	can I have been braining? can you have been braining? can he have been braining? can we have been braining? can you have been braining? can they have been braining?

Interro-negative form

Simple form	V-ing form
can't I brain? can't you brain? can't he brain? can't we brain? can't you brain? can't they brain?	can't I be braining? can't you be braining? can't he be braining? can't we be braining? can't you be braining? can't they be braining?
Perfect	V-ing perfect
can't I have brained? can't you have brained? can't he have brained? can't we have brained? can't you have brained? can't they have brained?	can't I have been braining? can't you have been braining? can't he have been braining? can't we have been braining? can't you have been braining? can't they have been braining?