should counterclaim
Regular verb: counterclaim - counterclaimed- counterclaimed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should counterclaim
you should counterclaim
she should counterclaim
we should counterclaim
you should counterclaim
they should counterclaim 	I should be counterclaiming
you should be counterclaiming
she should be counterclaiming
we should be counterclaiming
you should be counterclaiming
they should be counterclaiming	I should have counterclaimed
you should have counterclaimed
she should have counterclaimed
we should have counterclaimed
you should have counterclaimed
they should have counterclaimed	I should have been counterclaiming
you should have been counterclaiming
she should have been counterclaiming
we should have been counterclaiming
you should have been counterclaiming
they should have been counterclaiming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not counterclaim
you should not counterclaim
she should not counterclaim
we should not counterclaim
you should not counterclaim
they should not counterclaim 	I should not be counterclaiming
you should not be counterclaiming
she should not be counterclaiming
we should not be counterclaiming
you should not be counterclaiming
they should not be counterclaiming	I should not have counterclaimed
you should not have counterclaimed
she should not have counterclaimed
we should not have counterclaimed
you should not have counterclaimed
they should not have counterclaimed	I should not have been counterclaiming
you should not have been counterclaiming
she should not have been counterclaiming
we should not have been counterclaiming
you should not have been counterclaiming
they should not have been counterclaiming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I counterclaim?
should you counterclaim?
should she counterclaim?
should we counterclaim?
should you counterclaim?
should they counterclaim? 	should I be counterclaiming?
should you be counterclaiming?
should she be counterclaiming?
should we be counterclaiming?
should you be counterclaiming?
should they be counterclaiming? 	should I have counterclaimed?
should you have counterclaimed?
should she have counterclaimed?
should we have counterclaimed?
should you have counterclaimed?
should they have counterclaimed? 	should I have been counterclaiming?
should you have been counterclaiming?
should she have been counterclaiming?
should we have been counterclaiming?
should you have been counterclaiming?
should they have been counterclaiming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not counterclaim?
should you not counterclaim?
should she not counterclaim?
should we not counterclaim?
should you not counterclaim?
should they not counterclaim? 	should I not be counterclaiming?
should you not be counterclaiming?
should she not be counterclaiming?
should we not be counterclaiming?
should you not be counterclaiming?
should they not be counterclaiming? 	should I not have counterclaimed?
should you not have counterclaimed?
should she not have counterclaimed?
should we not have counterclaimed?
should you not have counterclaimed?
should they not have counterclaimed? 	should I not have been counterclaiming?
should you not have been counterclaiming?
should she not have been counterclaiming?
should we not have been counterclaiming?
should you not have been counterclaiming?
should they not have been counterclaiming?