English verb conjugation
CAN CAB

Regular verb: cab - cabed - cabed

Affirmation

Simple form	V-ing form
I can cab you can cab he can cab we can cab you can cab they can cab	I can be cabing you can be cabing he can be cabing we can be cabing you can be cabing they can be cabing
Perfect	V-ing perfect
I can have cabed you can have cabed he 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 he 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
I can't cab you can't cab he can't cab we can't cab you can't cab they can't cab	I can't be cabing you can't be cabing he can't be cabing we can't be cabing you can't be cabing they can't be cabing
Perfect	V-ing perfect
I can't have cabed you can't have cabed he can't have cabed we can't have cabed you can't have cabed they can't have cabed	I can't have been cabing you can't have been cabing he can't have been cabing we can't have been cabing you can't have been cabing they can't have been cabing

Interrogative form

Simple form	V-ing form
can I cab? can you cab? can he cab? can we cab? can you cab? can they cab?	can I be cabing? can you be cabing? can he be cabing? can we be cabing? can you be cabing? can they be cabing?
Perfect	V-ing perfect
can I have cabed? can you have cabed? can he 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 he 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
can't I cab? can't you cab? can't he cab? can't we cab? can't you cab? can't they cab?	can't I be cabing? can't you be cabing? can't he be cabing? can't we be cabing? can't you be cabing? can't they be cabing?
Perfect	V-ing perfect
can't I have cabed? can't you have cabed? can't he have cabed? can't we have cabed? can't you have cabed? can't they have cabed?	can't I have been cabing? can't you have been cabing? can't he have been cabing? can't we have been cabing? can't you have been cabing? can't they have been cabing?