can cackle
Regular verb: cackle - cackled- cackled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can cackle
you can cackle
she can cackle
we can cackle
you can cackle
they can cackle 	I can be cackling
you can be cackling
she can be cackling
we can be cackling
you can be cackling
they can be cackling	I can have cackled
you can have cackled
she 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
she 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 	Perfect 	V-ing perfect 	
I cannot cackle
you cannot cackle
she cannot cackle
we cannot cackle
you cannot cackle
they cannot cackle 	I cannot be cackling
you cannot be cackling
she cannot be cackling
we cannot be cackling
you cannot be cackling
they cannot be cackling	I cannot have cackled
you cannot have cackled
she cannot have cackled
we cannot have cackled
you cannot have cackled
they cannot have cackled	I cannot have been cackling
you cannot have been cackling
she cannot have been cackling
we cannot have been cackling
you cannot have been cackling
they cannot have been cackling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I cackle?
can you cackle?
can she cackle?
can we cackle?
can you cackle?
can they cackle? 	can I be cackling?
can you be cackling?
can she be cackling?
can we be cackling?
can you be cackling?
can they be cackling? 	can I have cackled?
can you have cackled?
can she 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 she 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 	Perfect 	V-ing perfect 	
can I not cackle?
can you not cackle?
can she not cackle?
can we not cackle?
can you not cackle?
can they not cackle? 	can I not be cackling?
can you not be cackling?
can she not be cackling?
can we not be cackling?
can you not be cackling?
can they not be cackling? 	can I not have cackled?
can you not have cackled?
can she not have cackled?
can we not have cackled?
can you not have cackled?
can they not have cackled? 	can I not have been cackling?
can you not have been cackling?
can she not have been cackling?
can we not have been cackling?
can you not have been cackling?
can they not have been cackling?