can cab
Regular verb: cab - cabed- cabed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can cab
you can cab
she can cab
we can cab
you can cab
they can cab 	I can be cabing
you can be cabing
she can be cabing
we can be cabing
you can be cabing
they can be cabing	I can have cabed
you can have cabed
she can have cabed
we can have cabed
you can have cabed
they can have cabed	I can have been cabing
you can have been cabing
she can have been cabing
we can have been cabing
you can have been cabing
they can have been cabing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot cab
you cannot cab
she cannot cab
we cannot cab
you cannot cab
they cannot cab 	I cannot be cabing
you cannot be cabing
she cannot be cabing
we cannot be cabing
you cannot be cabing
they cannot be cabing	I cannot have cabed
you cannot have cabed
she cannot have cabed
we cannot have cabed
you cannot have cabed
they cannot have cabed	I cannot have been cabing
you cannot have been cabing
she cannot have been cabing
we cannot have been cabing
you cannot have been cabing
they cannot have been cabing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I cab?
can you cab?
can she cab?
can we cab?
can you cab?
can they cab? 	can I be cabing?
can you be cabing?
can she be cabing?
can we be cabing?
can you be cabing?
can they be cabing? 	can I have cabed?
can you have cabed?
can she have cabed?
can we have cabed?
can you have cabed?
can they have cabed? 	can I have been cabing?
can you have been cabing?
can she have been cabing?
can we have been cabing?
can you have been cabing?
can they have been cabing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not cab?
can you not cab?
can she not cab?
can we not cab?
can you not cab?
can they not cab? 	can I not be cabing?
can you not be cabing?
can she not be cabing?
can we not be cabing?
can you not be cabing?
can they not be cabing? 	can I not have cabed?
can you not have cabed?
can she not have cabed?
can we not have cabed?
can you not have cabed?
can they not have cabed? 	can I not have been cabing?
can you not have been cabing?
can she not have been cabing?
can we not have been cabing?
can you not have been cabing?
can they not have been cabing?