should powwow
Regular verb: powwow - powwowed- powwowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should powwow
you should powwow
she should powwow
we should powwow
you should powwow
they should powwow 	I should be powwowing
you should be powwowing
she should be powwowing
we should be powwowing
you should be powwowing
they should be powwowing	I should have powwowed
you should have powwowed
she should have powwowed
we should have powwowed
you should have powwowed
they should have powwowed	I should have been powwowing
you should have been powwowing
she should have been powwowing
we should have been powwowing
you should have been powwowing
they should have been powwowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not powwow
you should not powwow
she should not powwow
we should not powwow
you should not powwow
they should not powwow 	I should not be powwowing
you should not be powwowing
she should not be powwowing
we should not be powwowing
you should not be powwowing
they should not be powwowing	I should not have powwowed
you should not have powwowed
she should not have powwowed
we should not have powwowed
you should not have powwowed
they should not have powwowed	I should not have been powwowing
you should not have been powwowing
she should not have been powwowing
we should not have been powwowing
you should not have been powwowing
they should not have been powwowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I powwow?
should you powwow?
should she powwow?
should we powwow?
should you powwow?
should they powwow? 	should I be powwowing?
should you be powwowing?
should she be powwowing?
should we be powwowing?
should you be powwowing?
should they be powwowing? 	should I have powwowed?
should you have powwowed?
should she have powwowed?
should we have powwowed?
should you have powwowed?
should they have powwowed? 	should I have been powwowing?
should you have been powwowing?
should she have been powwowing?
should we have been powwowing?
should you have been powwowing?
should they have been powwowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not powwow?
should you not powwow?
should she not powwow?
should we not powwow?
should you not powwow?
should they not powwow? 	should I not be powwowing?
should you not be powwowing?
should she not be powwowing?
should we not be powwowing?
should you not be powwowing?
should they not be powwowing? 	should I not have powwowed?
should you not have powwowed?
should she not have powwowed?
should we not have powwowed?
should you not have powwowed?
should they not have powwowed? 	should I not have been powwowing?
should you not have been powwowing?
should she not have been powwowing?
should we not have been powwowing?
should you not have been powwowing?
should they not have been powwowing?