can major
Regular verb: major - majored- majored

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can major
you can major
he can major
we can major
you can major
they can major 	I can be majoring
you can be majoring
he can be majoring
we can be majoring
you can be majoring
they can be majoring	I can have majored
you can have majored
he can have majored
we can have majored
you can have majored
they can have majored	I can have been majoring
you can have been majoring
he can have been majoring
we can have been majoring
you can have been majoring
they can have been majoring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't major
you can't major
he can't major
we can't major
you can't major
they can't major 	I can't be majoring
you can't be majoring
he can't be majoring
we can't be majoring
you can't be majoring
they can't be majoring	I can't have majored
you can't have majored
he can't have majored
we can't have majored
you can't have majored
they can't have majored	I can't have been majoring
you can't have been majoring
he can't have been majoring
we can't have been majoring
you can't have been majoring
they can't have been majoring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I major?
can you major?
can he major?
can we major?
can you major?
can they major? 	can I be majoring?
can you be majoring?
can he be majoring?
can we be majoring?
can you be majoring?
can they be majoring? 	can I have majored?
can you have majored?
can he have majored?
can we have majored?
can you have majored?
can they have majored? 	can I have been majoring?
can you have been majoring?
can he have been majoring?
can we have been majoring?
can you have been majoring?
can they have been majoring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I major?
can't you major?
can't he major?
can't we major?
can't you major?
can't they major? 	can't I be majoring?
can't you be majoring?
can't he be majoring?
can't we be majoring?
can't you be majoring?
can't they be majoring? 	can't I have majored?
can't you have majored?
can't he have majored?
can't we have majored?
can't you have majored?
can't they have majored? 	can't I have been majoring?
can't you have been majoring?
can't he have been majoring?
can't we have been majoring?
can't you have been majoring?
can't they have been majoring?