English verb conjugation
CAN CRIPPLE

Regular verb: cripple - crippled - crippled

Affirmation

Simple form	V-ing form
I can cripple you can cripple he can cripple we can cripple you can cripple they can cripple	I can be crippling you can be crippling he can be crippling we can be crippling you can be crippling they can be crippling
Perfect	V-ing perfect
I can have crippled you can have crippled he can have crippled we can have crippled you can have crippled they can have crippled	I can have been crippling you can have been crippling he can have been crippling we can have been crippling you can have been crippling they can have been crippling

Negation

Simple form	V-ing form
I can't cripple you can't cripple he can't cripple we can't cripple you can't cripple they can't cripple	I can't be crippling you can't be crippling he can't be crippling we can't be crippling you can't be crippling they can't be crippling
Perfect	V-ing perfect
I can't have crippled you can't have crippled he can't have crippled we can't have crippled you can't have crippled they can't have crippled	I can't have been crippling you can't have been crippling he can't have been crippling we can't have been crippling you can't have been crippling they can't have been crippling

Interrogative form

Simple form	V-ing form
can I cripple? can you cripple? can he cripple? can we cripple? can you cripple? can they cripple?	can I be crippling? can you be crippling? can he be crippling? can we be crippling? can you be crippling? can they be crippling?
Perfect	V-ing perfect
can I have crippled? can you have crippled? can he have crippled? can we have crippled? can you have crippled? can they have crippled?	can I have been crippling? can you have been crippling? can he have been crippling? can we have been crippling? can you have been crippling? can they have been crippling?

Interro-negative form

Simple form	V-ing form
can't I cripple? can't you cripple? can't he cripple? can't we cripple? can't you cripple? can't they cripple?	can't I be crippling? can't you be crippling? can't he be crippling? can't we be crippling? can't you be crippling? can't they be crippling?
Perfect	V-ing perfect
can't I have crippled? can't you have crippled? can't he have crippled? can't we have crippled? can't you have crippled? can't they have crippled?	can't I have been crippling? can't you have been crippling? can't he have been crippling? can't we have been crippling? can't you have been crippling? can't they have been crippling?