should countersign
Regelmä&szlig;iges Verb: countersign - countersigned- countersigned

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I should countersign
you should countersign
she should countersign
we should countersign
you should countersign
they should countersign 	I should be countersigning
you should be countersigning
she should be countersigning
we should be countersigning
you should be countersigning
they should be countersigning	I should have countersigned
you should have countersigned
she should have countersigned
we should have countersigned
you should have countersigned
they should have countersigned	I should have been countersigning
you should have been countersigning
she should have been countersigning
we should have been countersigning
you should have been countersigning
they should have been countersigning	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I should not countersign
you should not countersign
she should not countersign
we should not countersign
you should not countersign
they should not countersign 	I should not be countersigning
you should not be countersigning
she should not be countersigning
we should not be countersigning
you should not be countersigning
they should not be countersigning	I should not have countersigned
you should not have countersigned
she should not have countersigned
we should not have countersigned
you should not have countersigned
they should not have countersigned	I should not have been countersigning
you should not have been countersigning
she should not have been countersigning
we should not have been countersigning
you should not have been countersigning
they should not have been countersigning	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
should I countersign?
should you countersign?
should she countersign?
should we countersign?
should you countersign?
should they countersign? 	should I be countersigning?
should you be countersigning?
should she be countersigning?
should we be countersigning?
should you be countersigning?
should they be countersigning? 	should I have countersigned?
should you have countersigned?
should she have countersigned?
should we have countersigned?
should you have countersigned?
should they have countersigned? 	should I have been countersigning?
should you have been countersigning?
should she have been countersigning?
should we have been countersigning?
should you have been countersigning?
should they have been countersigning? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
should I not countersign?
should you not countersign?
should she not countersign?
should we not countersign?
should you not countersign?
should they not countersign? 	should I not be countersigning?
should you not be countersigning?
should she not be countersigning?
should we not be countersigning?
should you not be countersigning?
should they not be countersigning? 	should I not have countersigned?
should you not have countersigned?
should she not have countersigned?
should we not have countersigned?
should you not have countersigned?
should they not have countersigned? 	should I not have been countersigning?
should you not have been countersigning?
should she not have been countersigning?
should we not have been countersigning?
should you not have been countersigning?
should they not have been countersigning?