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 cannot cripple you cannot cripple he cannot cripple we cannot cripple you cannot cripple they cannot cripple	I cannot be crippling you cannot be crippling he cannot be crippling we cannot be crippling you cannot be crippling they cannot be crippling
Perfect	V-ing perfect
I cannot have crippled you cannot have crippled he cannot have crippled we cannot have crippled you cannot have crippled they cannot have crippled	I cannot have been crippling you cannot have been crippling he cannot have been crippling we cannot have been crippling you cannot have been crippling they cannot 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 I not cripple? can you not cripple? can he not cripple? can we not cripple? can you not cripple? can they not cripple?	can I not be crippling? can you not be crippling? can he not be crippling? can we not be crippling? can you not be crippling? can they not be crippling?
Perfect	V-ing perfect
can I not have crippled? can you not have crippled? can he not have crippled? can we not have crippled? can you not have crippled? can they not have crippled?	can I not have been crippling? can you not have been crippling? can he not have been crippling? can we not have been crippling? can you not have been crippling? can they not have been crippling?