English verb conjugation
COULD WHICKER

Regular verb: whicker - whickered - whickered

Affirmation

Simple form	V-ing form
I could whicker you could whicker she could whicker we could whicker you could whicker they could whicker	I could be whickering you could be whickering she could be whickering we could be whickering you could be whickering they could be whickering
Perfect	V-ing perfect
I could have whickered you could have whickered she could have whickered we could have whickered you could have whickered they could have whickered	I could have been whickering you could have been whickering she could have been whickering we could have been whickering you could have been whickering they could have been whickering

Negation

Simple form	V-ing form
I couldn't whicker you couldn't whicker she couldn't whicker we couldn't whicker you couldn't whicker they couldn't whicker	I couldn't be whickering you couldn't be whickering she couldn't be whickering we couldn't be whickering you couldn't be whickering they couldn't be whickering
Perfect	V-ing perfect
I couldn't have whickered you couldn't have whickered she couldn't have whickered we couldn't have whickered you couldn't have whickered they couldn't have whickered	I couldn't have been whickering you couldn't have been whickering she couldn't have been whickering we couldn't have been whickering you couldn't have been whickering they couldn't have been whickering

Interrogative form

Simple form	V-ing form
could I whicker? could you whicker? could she whicker? could we whicker? could you whicker? could they whicker?	could I be whickering? could you be whickering? could she be whickering? could we be whickering? could you be whickering? could they be whickering?
Perfect	V-ing perfect
could I have whickered? could you have whickered? could she have whickered? could we have whickered? could you have whickered? could they have whickered?	could I have been whickering? could you have been whickering? could she have been whickering? could we have been whickering? could you have been whickering? could they have been whickering?

Interro-negative form

Simple form	V-ing form
couldn't I whicker? couldn't you whicker? couldn't she whicker? couldn't we whicker? couldn't you whicker? couldn't they whicker?	couldn't I be whickering? couldn't you be whickering? couldn't she be whickering? couldn't we be whickering? couldn't you be whickering? couldn't they be whickering?
Perfect	V-ing perfect
couldn't I have whickered? couldn't you have whickered? couldn't she have whickered? couldn't we have whickered? couldn't you have whickered? couldn't they have whickered?	couldn't I have been whickering? couldn't you have been whickering? couldn't she have been whickering? couldn't we have been whickering? couldn't you have been whickering? couldn't they have been whickering?