English verb conjugation
CAN CORK

Regular verb: cork - corked - corked

Affirmation

Simple form	V-ing form
I can cork you can cork he can cork we can cork you can cork they can cork	I can be corking you can be corking he can be corking we can be corking you can be corking they can be corking
Perfect	V-ing perfect
I can have corked you can have corked he can have corked we can have corked you can have corked they can have corked	I can have been corking you can have been corking he can have been corking we can have been corking you can have been corking they can have been corking

Negation

Simple form	V-ing form
I can't cork you can't cork he can't cork we can't cork you can't cork they can't cork	I can't be corking you can't be corking he can't be corking we can't be corking you can't be corking they can't be corking
Perfect	V-ing perfect
I can't have corked you can't have corked he can't have corked we can't have corked you can't have corked they can't have corked	I can't have been corking you can't have been corking he can't have been corking we can't have been corking you can't have been corking they can't have been corking

Interrogative form

Simple form	V-ing form
can I cork? can you cork? can he cork? can we cork? can you cork? can they cork?	can I be corking? can you be corking? can he be corking? can we be corking? can you be corking? can they be corking?
Perfect	V-ing perfect
can I have corked? can you have corked? can he have corked? can we have corked? can you have corked? can they have corked?	can I have been corking? can you have been corking? can he have been corking? can we have been corking? can you have been corking? can they have been corking?

Interro-negative form

Simple form	V-ing form
can't I cork? can't you cork? can't he cork? can't we cork? can't you cork? can't they cork?	can't I be corking? can't you be corking? can't he be corking? can't we be corking? can't you be corking? can't they be corking?
Perfect	V-ing perfect
can't I have corked? can't you have corked? can't he have corked? can't we have corked? can't you have corked? can't they have corked?	can't I have been corking? can't you have been corking? can't he have been corking? can't we have been corking? can't you have been corking? can't they have been corking?