can rule
Regular verb: rule - ruled- ruled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can rule
you can rule
she can rule
we can rule
you can rule
they can rule 	I can be ruling
you can be ruling
she can be ruling
we can be ruling
you can be ruling
they can be ruling	I can have ruled
you can have ruled
she can have ruled
we can have ruled
you can have ruled
they can have ruled	I can have been ruling
you can have been ruling
she can have been ruling
we can have been ruling
you can have been ruling
they can have been ruling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't rule
you can't rule
she can't rule
we can't rule
you can't rule
they can't rule 	I can't be ruling
you can't be ruling
she can't be ruling
we can't be ruling
you can't be ruling
they can't be ruling	I can't have ruled
you can't have ruled
she can't have ruled
we can't have ruled
you can't have ruled
they can't have ruled	I can't have been ruling
you can't have been ruling
she can't have been ruling
we can't have been ruling
you can't have been ruling
they can't have been ruling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I rule?
can you rule?
can she rule?
can we rule?
can you rule?
can they rule? 	can I be ruling?
can you be ruling?
can she be ruling?
can we be ruling?
can you be ruling?
can they be ruling? 	can I have ruled?
can you have ruled?
can she have ruled?
can we have ruled?
can you have ruled?
can they have ruled? 	can I have been ruling?
can you have been ruling?
can she have been ruling?
can we have been ruling?
can you have been ruling?
can they have been ruling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I rule?
can't you rule?
can't she rule?
can't we rule?
can't you rule?
can't they rule? 	can't I be ruling?
can't you be ruling?
can't she be ruling?
can't we be ruling?
can't you be ruling?
can't they be ruling? 	can't I have ruled?
can't you have ruled?
can't she have ruled?
can't we have ruled?
can't you have ruled?
can't they have ruled? 	can't I have been ruling?
can't you have been ruling?
can't she have been ruling?
can't we have been ruling?
can't you have been ruling?
can't they have been ruling?