English verb conjugation
CAN CAVIL

Regular verb: cavil - cavilled - cavilled

Affirmation

Simple form	V-ing form
I can cavil you can cavil she can cavil we can cavil you can cavil they can cavil	I can be cavilling you can be cavilling she 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 she 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 she 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 can't cavil you can't cavil she can't cavil we can't cavil you can't cavil they can't cavil	I can't be cavilling you can't be cavilling she can't be cavilling we can't be cavilling you can't be cavilling they can't be cavilling
Perfect	V-ing perfect
I can't have cavilled you can't have cavilled she can't have cavilled we can't have cavilled you can't have cavilled they can't have cavilled	I can't have been cavilling you can't have been cavilling she can't have been cavilling we can't have been cavilling you can't have been cavilling they can't have been cavilling

Interrogative form

Simple form	V-ing form
can I cavil? can you cavil? can she cavil? can we cavil? can you cavil? can they cavil?	can I be cavilling? can you be cavilling? can she 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 she 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 she 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't I cavil? can't you cavil? can't she cavil? can't we cavil? can't you cavil? can't they cavil?	can't I be cavilling? can't you be cavilling? can't she be cavilling? can't we be cavilling? can't you be cavilling? can't they be cavilling?
Perfect	V-ing perfect
can't I have cavilled? can't you have cavilled? can't she have cavilled? can't we have cavilled? can't you have cavilled? can't they have cavilled?	can't I have been cavilling? can't you have been cavilling? can't she have been cavilling? can't we have been cavilling? can't you have been cavilling? can't they have been cavilling?