English verb conjugation
CAN GRAPPLE

Regular verb: grapple - grappled - grappled

Affirmation

Simple form	V-ing form
I can grapple you can grapple she can grapple we can grapple you can grapple they can grapple	I can be grappling you can be grappling she can be grappling we can be grappling you can be grappling they can be grappling
Perfect	V-ing perfect
I can have grappled you can have grappled she can have grappled we can have grappled you can have grappled they can have grappled	I can have been grappling you can have been grappling she can have been grappling we can have been grappling you can have been grappling they can have been grappling

Negation

Simple form	V-ing form
I can't grapple you can't grapple she can't grapple we can't grapple you can't grapple they can't grapple	I can't be grappling you can't be grappling she can't be grappling we can't be grappling you can't be grappling they can't be grappling
Perfect	V-ing perfect
I can't have grappled you can't have grappled she can't have grappled we can't have grappled you can't have grappled they can't have grappled	I can't have been grappling you can't have been grappling she can't have been grappling we can't have been grappling you can't have been grappling they can't have been grappling

Interrogative form

Simple form	V-ing form
can I grapple? can you grapple? can she grapple? can we grapple? can you grapple? can they grapple?	can I be grappling? can you be grappling? can she be grappling? can we be grappling? can you be grappling? can they be grappling?
Perfect	V-ing perfect
can I have grappled? can you have grappled? can she have grappled? can we have grappled? can you have grappled? can they have grappled?	can I have been grappling? can you have been grappling? can she have been grappling? can we have been grappling? can you have been grappling? can they have been grappling?

Interro-negative form

Simple form	V-ing form
can't I grapple? can't you grapple? can't she grapple? can't we grapple? can't you grapple? can't they grapple?	can't I be grappling? can't you be grappling? can't she be grappling? can't we be grappling? can't you be grappling? can't they be grappling?
Perfect	V-ing perfect
can't I have grappled? can't you have grappled? can't she have grappled? can't we have grappled? can't you have grappled? can't they have grappled?	can't I have been grappling? can't you have been grappling? can't she have been grappling? can't we have been grappling? can't you have been grappling? can't they have been grappling?