can barrack
Regular verb: barrack - barracked- barracked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can barrack
you can barrack
she can barrack
we can barrack
you can barrack
they can barrack 	I can be barracking
you can be barracking
she can be barracking
we can be barracking
you can be barracking
they can be barracking	I can have barracked
you can have barracked
she can have barracked
we can have barracked
you can have barracked
they can have barracked	I can have been barracking
you can have been barracking
she can have been barracking
we can have been barracking
you can have been barracking
they can have been barracking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot barrack
you cannot barrack
she cannot barrack
we cannot barrack
you cannot barrack
they cannot barrack 	I cannot be barracking
you cannot be barracking
she cannot be barracking
we cannot be barracking
you cannot be barracking
they cannot be barracking	I cannot have barracked
you cannot have barracked
she cannot have barracked
we cannot have barracked
you cannot have barracked
they cannot have barracked	I cannot have been barracking
you cannot have been barracking
she cannot have been barracking
we cannot have been barracking
you cannot have been barracking
they cannot have been barracking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I barrack?
can you barrack?
can she barrack?
can we barrack?
can you barrack?
can they barrack? 	can I be barracking?
can you be barracking?
can she be barracking?
can we be barracking?
can you be barracking?
can they be barracking? 	can I have barracked?
can you have barracked?
can she have barracked?
can we have barracked?
can you have barracked?
can they have barracked? 	can I have been barracking?
can you have been barracking?
can she have been barracking?
can we have been barracking?
can you have been barracking?
can they have been barracking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not barrack?
can you not barrack?
can she not barrack?
can we not barrack?
can you not barrack?
can they not barrack? 	can I not be barracking?
can you not be barracking?
can she not be barracking?
can we not be barracking?
can you not be barracking?
can they not be barracking? 	can I not have barracked?
can you not have barracked?
can she not have barracked?
can we not have barracked?
can you not have barracked?
can they not have barracked? 	can I not have been barracking?
can you not have been barracking?
can she not have been barracking?
can we not have been barracking?
can you not have been barracking?
can they not have been barracking?