English verb conjugation
CAN CAVIL

Regular verb: cavil - cavilled - cavilled

Affirmation

Simple form	V-ing form
I can cavil you can cavil he can cavil we can cavil you can cavil they can cavil	I can be cavilling you can be cavilling he can be cavilling we can be cavilling you can be cavilling they can be cavilling
Perfect	V-ing perfect
I can have cavilled you can have cavilled he can have cavilled we can have cavilled you can have cavilled they can have cavilled	I can have been cavilling you can have been cavilling he can have been cavilling we can have been cavilling you can have been cavilling they can have been cavilling

Negation

Simple form	V-ing form
I cannot cavil you cannot cavil he cannot cavil we cannot cavil you cannot cavil they cannot cavil	I cannot be cavilling you cannot be cavilling he cannot be cavilling we cannot be cavilling you cannot be cavilling they cannot be cavilling
Perfect	V-ing perfect
I cannot have cavilled you cannot have cavilled he cannot have cavilled we cannot have cavilled you cannot have cavilled they cannot have cavilled	I cannot have been cavilling you cannot have been cavilling he cannot have been cavilling we cannot have been cavilling you cannot have been cavilling they cannot have been cavilling

Interrogative form

Simple form	V-ing form
can I cavil? can you cavil? can he cavil? can we cavil? can you cavil? can they cavil?	can I be cavilling? can you be cavilling? can he be cavilling? can we be cavilling? can you be cavilling? can they be cavilling?
Perfect	V-ing perfect
can I have cavilled? can you have cavilled? can he have cavilled? can we have cavilled? can you have cavilled? can they have cavilled?	can I have been cavilling? can you have been cavilling? can he have been cavilling? can we have been cavilling? can you have been cavilling? can they have been cavilling?

Interro-negative form

Simple form	V-ing form
can I not cavil? can you not cavil? can he not cavil? can we not cavil? can you not cavil? can they not cavil?	can I not be cavilling? can you not be cavilling? can he not be cavilling? can we not be cavilling? can you not be cavilling? can they not be cavilling?
Perfect	V-ing perfect
can I not have cavilled? can you not have cavilled? can he not have cavilled? can we not have cavilled? can you not have cavilled? can they not have cavilled?	can I not have been cavilling? can you not have been cavilling? can he not have been cavilling? can we not have been cavilling? can you not have been cavilling? can they not have been cavilling?