can brain
Regular verb: brain - brained- brained

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