English verb conjugation
CAN HEM

Regular verb: hem - hemmed - hemmed

Affirmation

Simple form	V-ing form
I can hem you can hem he can hem we can hem you can hem they can hem	I can be hemming you can be hemming he can be hemming we can be hemming you can be hemming they can be hemming
Perfect	V-ing perfect
I can have hemmed you can have hemmed he can have hemmed we can have hemmed you can have hemmed they can have hemmed	I can have been hemming you can have been hemming he can have been hemming we can have been hemming you can have been hemming they can have been hemming

Negation

Simple form	V-ing form
I cannot hem you cannot hem he cannot hem we cannot hem you cannot hem they cannot hem	I cannot be hemming you cannot be hemming he cannot be hemming we cannot be hemming you cannot be hemming they cannot be hemming
Perfect	V-ing perfect
I cannot have hemmed you cannot have hemmed he cannot have hemmed we cannot have hemmed you cannot have hemmed they cannot have hemmed	I cannot have been hemming you cannot have been hemming he cannot have been hemming we cannot have been hemming you cannot have been hemming they cannot have been hemming

Interrogative form

Simple form	V-ing form
can I hem? can you hem? can he hem? can we hem? can you hem? can they hem?	can I be hemming? can you be hemming? can he be hemming? can we be hemming? can you be hemming? can they be hemming?
Perfect	V-ing perfect
can I have hemmed? can you have hemmed? can he have hemmed? can we have hemmed? can you have hemmed? can they have hemmed?	can I have been hemming? can you have been hemming? can he have been hemming? can we have been hemming? can you have been hemming? can they have been hemming?

Interro-negative form

Simple form	V-ing form
can I not hem? can you not hem? can he not hem? can we not hem? can you not hem? can they not hem?	can I not be hemming? can you not be hemming? can he not be hemming? can we not be hemming? can you not be hemming? can they not be hemming?
Perfect	V-ing perfect
can I not have hemmed? can you not have hemmed? can he not have hemmed? can we not have hemmed? can you not have hemmed? can they not have hemmed?	can I not have been hemming? can you not have been hemming? can he not have been hemming? can we not have been hemming? can you not have been hemming? can they not have been hemming?