English verb conjugation
CAN CHAFFER

Regular verb: chaffer - chaffered - chaffered

Affirmation

Simple form	V-ing form
I can chaffer you can chaffer she can chaffer we can chaffer you can chaffer they can chaffer	I can be chaffering you can be chaffering she can be chaffering we can be chaffering you can be chaffering they can be chaffering
Perfect	V-ing perfect
I can have chaffered you can have chaffered she can have chaffered we can have chaffered you can have chaffered they can have chaffered	I can have been chaffering you can have been chaffering she can have been chaffering we can have been chaffering you can have been chaffering they can have been chaffering

Negation

Simple form	V-ing form
I can't chaffer you can't chaffer she can't chaffer we can't chaffer you can't chaffer they can't chaffer	I can't be chaffering you can't be chaffering she can't be chaffering we can't be chaffering you can't be chaffering they can't be chaffering
Perfect	V-ing perfect
I can't have chaffered you can't have chaffered she can't have chaffered we can't have chaffered you can't have chaffered they can't have chaffered	I can't have been chaffering you can't have been chaffering she can't have been chaffering we can't have been chaffering you can't have been chaffering they can't have been chaffering

Interrogative form

Simple form	V-ing form
can I chaffer? can you chaffer? can she chaffer? can we chaffer? can you chaffer? can they chaffer?	can I be chaffering? can you be chaffering? can she be chaffering? can we be chaffering? can you be chaffering? can they be chaffering?
Perfect	V-ing perfect
can I have chaffered? can you have chaffered? can she have chaffered? can we have chaffered? can you have chaffered? can they have chaffered?	can I have been chaffering? can you have been chaffering? can she have been chaffering? can we have been chaffering? can you have been chaffering? can they have been chaffering?

Interro-negative form

Simple form	V-ing form
can't I chaffer? can't you chaffer? can't she chaffer? can't we chaffer? can't you chaffer? can't they chaffer?	can't I be chaffering? can't you be chaffering? can't she be chaffering? can't we be chaffering? can't you be chaffering? can't they be chaffering?
Perfect	V-ing perfect
can't I have chaffered? can't you have chaffered? can't she have chaffered? can't we have chaffered? can't you have chaffered? can't they have chaffered?	can't I have been chaffering? can't you have been chaffering? can't she have been chaffering? can't we have been chaffering? can't you have been chaffering? can't they have been chaffering?