English verb conjugation
CAN KEEP

Irregular verb: keep - kept - kept

Affirmation

Simple form	V-ing form
I can keep you can keep she can keep we can keep you can keep they can keep	I can be keeping you can be keeping she can be keeping we can be keeping you can be keeping they can be keeping
Perfect	V-ing perfect
I can have kept you can have kept she can have kept we can have kept you can have kept they can have kept	I can have been keeping you can have been keeping she can have been keeping we can have been keeping you can have been keeping they can have been keeping

Negation

Simple form	V-ing form
I cannot keep you cannot keep she cannot keep we cannot keep you cannot keep they cannot keep	I cannot be keeping you cannot be keeping she cannot be keeping we cannot be keeping you cannot be keeping they cannot be keeping
Perfect	V-ing perfect
I cannot have kept you cannot have kept she cannot have kept we cannot have kept you cannot have kept they cannot have kept	I cannot have been keeping you cannot have been keeping she cannot have been keeping we cannot have been keeping you cannot have been keeping they cannot have been keeping

Interrogative form

Simple form	V-ing form
can I keep? can you keep? can she keep? can we keep? can you keep? can they keep?	can I be keeping? can you be keeping? can she be keeping? can we be keeping? can you be keeping? can they be keeping?
Perfect	V-ing perfect
can I have kept? can you have kept? can she have kept? can we have kept? can you have kept? can they have kept?	can I have been keeping? can you have been keeping? can she have been keeping? can we have been keeping? can you have been keeping? can they have been keeping?

Interro-negative form

Simple form	V-ing form
can I not keep? can you not keep? can she not keep? can we not keep? can you not keep? can they not keep?	can I not be keeping? can you not be keeping? can she not be keeping? can we not be keeping? can you not be keeping? can they not be keeping?
Perfect	V-ing perfect
can I not have kept? can you not have kept? can she not have kept? can we not have kept? can you not have kept? can they not have kept?	can I not have been keeping? can you not have been keeping? can she not have been keeping? can we not have been keeping? can you not have been keeping? can they not have been keeping?