English verb conjugation
CAN CORKSCREW

Regular verb: corkscrew - corkscrewed - corkscrewed

Affirmation

Simple form	V-ing form
I can corkscrew you can corkscrew she can corkscrew we can corkscrew you can corkscrew they can corkscrew	I can be corkscrewing you can be corkscrewing she can be corkscrewing we can be corkscrewing you can be corkscrewing they can be corkscrewing
Perfect	V-ing perfect
I can have corkscrewed you can have corkscrewed she can have corkscrewed we can have corkscrewed you can have corkscrewed they can have corkscrewed	I can have been corkscrewing you can have been corkscrewing she can have been corkscrewing we can have been corkscrewing you can have been corkscrewing they can have been corkscrewing

Negation

Simple form	V-ing form
I can't corkscrew you can't corkscrew she can't corkscrew we can't corkscrew you can't corkscrew they can't corkscrew	I can't be corkscrewing you can't be corkscrewing she can't be corkscrewing we can't be corkscrewing you can't be corkscrewing they can't be corkscrewing
Perfect	V-ing perfect
I can't have corkscrewed you can't have corkscrewed she can't have corkscrewed we can't have corkscrewed you can't have corkscrewed they can't have corkscrewed	I can't have been corkscrewing you can't have been corkscrewing she can't have been corkscrewing we can't have been corkscrewing you can't have been corkscrewing they can't have been corkscrewing

Interrogative form

Simple form	V-ing form
can I corkscrew? can you corkscrew? can she corkscrew? can we corkscrew? can you corkscrew? can they corkscrew?	can I be corkscrewing? can you be corkscrewing? can she be corkscrewing? can we be corkscrewing? can you be corkscrewing? can they be corkscrewing?
Perfect	V-ing perfect
can I have corkscrewed? can you have corkscrewed? can she have corkscrewed? can we have corkscrewed? can you have corkscrewed? can they have corkscrewed?	can I have been corkscrewing? can you have been corkscrewing? can she have been corkscrewing? can we have been corkscrewing? can you have been corkscrewing? can they have been corkscrewing?

Interro-negative form

Simple form	V-ing form
can't I corkscrew? can't you corkscrew? can't she corkscrew? can't we corkscrew? can't you corkscrew? can't they corkscrew?	can't I be corkscrewing? can't you be corkscrewing? can't she be corkscrewing? can't we be corkscrewing? can't you be corkscrewing? can't they be corkscrewing?
Perfect	V-ing perfect
can't I have corkscrewed? can't you have corkscrewed? can't she have corkscrewed? can't we have corkscrewed? can't you have corkscrewed? can't they have corkscrewed?	can't I have been corkscrewing? can't you have been corkscrewing? can't she have been corkscrewing? can't we have been corkscrewing? can't you have been corkscrewing? can't they have been corkscrewing?