English verb conjugation
CAN YAP YAP

Regular verb: yap yap - yap yaped - yap yaped

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I can yap yap you can yap yap he can yap yap we can yap yap you can yap yap they can yap yap	I can be yap yaping you can be yap yaping he can be yap yaping we can be yap yaping you can be yap yaping they can be yap yaping
Perfect	V-ing perfect
I can have yap yaped you can have yap yaped he can have yap yaped we can have yap yaped you can have yap yaped they can have yap yaped	I can have been yap yaping you can have been yap yaping he can have been yap yaping we can have been yap yaping you can have been yap yaping they can have been yap yaping

Negation

Simple form	V-ing form
I cannot yap yap you cannot yap yap he cannot yap yap we cannot yap yap you cannot yap yap they cannot yap yap	I cannot be yap yaping you cannot be yap yaping he cannot be yap yaping we cannot be yap yaping you cannot be yap yaping they cannot be yap yaping
Perfect	V-ing perfect
I cannot have yap yaped you cannot have yap yaped he cannot have yap yaped we cannot have yap yaped you cannot have yap yaped they cannot have yap yaped	I cannot have been yap yaping you cannot have been yap yaping he cannot have been yap yaping we cannot have been yap yaping you cannot have been yap yaping they cannot have been yap yaping

Interrogative form

Simple form	V-ing form
can I yap yap? can you yap yap? can he yap yap? can we yap yap? can you yap yap? can they yap yap?	can I be yap yaping? can you be yap yaping? can he be yap yaping? can we be yap yaping? can you be yap yaping? can they be yap yaping?
Perfect	V-ing perfect
can I have yap yaped? can you have yap yaped? can he have yap yaped? can we have yap yaped? can you have yap yaped? can they have yap yaped?	can I have been yap yaping? can you have been yap yaping? can he have been yap yaping? can we have been yap yaping? can you have been yap yaping? can they have been yap yaping?

Interro-negative form

Simple form	V-ing form
can I not yap yap? can you not yap yap? can he not yap yap? can we not yap yap? can you not yap yap? can they not yap yap?	can I not be yap yaping? can you not be yap yaping? can he not be yap yaping? can we not be yap yaping? can you not be yap yaping? can they not be yap yaping?
Perfect	V-ing perfect
can I not have yap yaped? can you not have yap yaped? can he not have yap yaped? can we not have yap yaped? can you not have yap yaped? can they not have yap yaped?	can I not have been yap yaping? can you not have been yap yaping? can he not have been yap yaping? can we not have been yap yaping? can you not have been yap yaping? can they not have been yap yaping?