English verb conjugation
CAN KERN

Regular verb: kern - kerned - kerned

Affirmation

Simple form	V-ing form
I can kern you can kern she can kern we can kern you can kern they can kern	I can be kerning you can be kerning she can be kerning we can be kerning you can be kerning they can be kerning
Perfect	V-ing perfect
I can have kerned you can have kerned she can have kerned we can have kerned you can have kerned they can have kerned	I can have been kerning you can have been kerning she can have been kerning we can have been kerning you can have been kerning they can have been kerning

Negation

Simple form	V-ing form
I cannot kern you cannot kern she cannot kern we cannot kern you cannot kern they cannot kern	I cannot be kerning you cannot be kerning she cannot be kerning we cannot be kerning you cannot be kerning they cannot be kerning
Perfect	V-ing perfect
I cannot have kerned you cannot have kerned she cannot have kerned we cannot have kerned you cannot have kerned they cannot have kerned	I cannot have been kerning you cannot have been kerning she cannot have been kerning we cannot have been kerning you cannot have been kerning they cannot have been kerning

Interrogative form

Simple form	V-ing form
can I kern? can you kern? can she kern? can we kern? can you kern? can they kern?	can I be kerning? can you be kerning? can she be kerning? can we be kerning? can you be kerning? can they be kerning?
Perfect	V-ing perfect
can I have kerned? can you have kerned? can she have kerned? can we have kerned? can you have kerned? can they have kerned?	can I have been kerning? can you have been kerning? can she have been kerning? can we have been kerning? can you have been kerning? can they have been kerning?

Interro-negative form

Simple form	V-ing form
can I not kern? can you not kern? can she not kern? can we not kern? can you not kern? can they not kern?	can I not be kerning? can you not be kerning? can she not be kerning? can we not be kerning? can you not be kerning? can they not be kerning?
Perfect	V-ing perfect
can I not have kerned? can you not have kerned? can she not have kerned? can we not have kerned? can you not have kerned? can they not have kerned?	can I not have been kerning? can you not have been kerning? can she not have been kerning? can we not have been kerning? can you not have been kerning? can they not have been kerning?