English verb conjugation
CAN CACKLE

Regular verb: cackle - cackled - cackled

Affirmation

Simple form	V-ing form
I can cackle you can cackle he can cackle we can cackle you can cackle they can cackle	I can be cackling you can be cackling he can be cackling we can be cackling you can be cackling they can be cackling
Perfect	V-ing perfect
I can have cackled you can have cackled he can have cackled we can have cackled you can have cackled they can have cackled	I can have been cackling you can have been cackling he can have been cackling we can have been cackling you can have been cackling they can have been cackling

Negation

Simple form	V-ing form
I can't cackle you can't cackle he can't cackle we can't cackle you can't cackle they can't cackle	I can't be cackling you can't be cackling he can't be cackling we can't be cackling you can't be cackling they can't be cackling
Perfect	V-ing perfect
I can't have cackled you can't have cackled he can't have cackled we can't have cackled you can't have cackled they can't have cackled	I can't have been cackling you can't have been cackling he can't have been cackling we can't have been cackling you can't have been cackling they can't have been cackling

Interrogative form

Simple form	V-ing form
can I cackle? can you cackle? can he cackle? can we cackle? can you cackle? can they cackle?	can I be cackling? can you be cackling? can he be cackling? can we be cackling? can you be cackling? can they be cackling?
Perfect	V-ing perfect
can I have cackled? can you have cackled? can he have cackled? can we have cackled? can you have cackled? can they have cackled?	can I have been cackling? can you have been cackling? can he have been cackling? can we have been cackling? can you have been cackling? can they have been cackling?

Interro-negative form

Simple form	V-ing form
can't I cackle? can't you cackle? can't he cackle? can't we cackle? can't you cackle? can't they cackle?	can't I be cackling? can't you be cackling? can't he be cackling? can't we be cackling? can't you be cackling? can't they be cackling?
Perfect	V-ing perfect
can't I have cackled? can't you have cackled? can't he have cackled? can't we have cackled? can't you have cackled? can't they have cackled?	can't I have been cackling? can't you have been cackling? can't he have been cackling? can't we have been cackling? can't you have been cackling? can't they have been cackling?