English verb conjugation
CAN KECK

Regular verb: keck - kecked - kecked

Affirmation

Simple form	V-ing form
I can keck you can keck he can keck we can keck you can keck they can keck	I can be kecking you can be kecking he can be kecking we can be kecking you can be kecking they can be kecking
Perfect	V-ing perfect
I can have kecked you can have kecked he can have kecked we can have kecked you can have kecked they can have kecked	I can have been kecking you can have been kecking he can have been kecking we can have been kecking you can have been kecking they can have been kecking

Negation

Simple form	V-ing form
I can't keck you can't keck he can't keck we can't keck you can't keck they can't keck	I can't be kecking you can't be kecking he can't be kecking we can't be kecking you can't be kecking they can't be kecking
Perfect	V-ing perfect
I can't have kecked you can't have kecked he can't have kecked we can't have kecked you can't have kecked they can't have kecked	I can't have been kecking you can't have been kecking he can't have been kecking we can't have been kecking you can't have been kecking they can't have been kecking

Interrogative form

Simple form	V-ing form
can I keck? can you keck? can he keck? can we keck? can you keck? can they keck?	can I be kecking? can you be kecking? can he be kecking? can we be kecking? can you be kecking? can they be kecking?
Perfect	V-ing perfect
can I have kecked? can you have kecked? can he have kecked? can we have kecked? can you have kecked? can they have kecked?	can I have been kecking? can you have been kecking? can he have been kecking? can we have been kecking? can you have been kecking? can they have been kecking?

Interro-negative form

Simple form	V-ing form
can't I keck? can't you keck? can't he keck? can't we keck? can't you keck? can't they keck?	can't I be kecking? can't you be kecking? can't he be kecking? can't we be kecking? can't you be kecking? can't they be kecking?
Perfect	V-ing perfect
can't I have kecked? can't you have kecked? can't he have kecked? can't we have kecked? can't you have kecked? can't they have kecked?	can't I have been kecking? can't you have been kecking? can't he have been kecking? can't we have been kecking? can't you have been kecking? can't they have been kecking?