could pierce
Regelmä&szlig;iges Verb: pierce - pierced- pierced

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could pierce
you could pierce
she could pierce
we could pierce
you could pierce
they could pierce 	I could be piercing
you could be piercing
she could be piercing
we could be piercing
you could be piercing
they could be piercing	I could have pierced
you could have pierced
she could have pierced
we could have pierced
you could have pierced
they could have pierced	I could have been piercing
you could have been piercing
she could have been piercing
we could have been piercing
you could have been piercing
they could have been piercing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't pierce
you couldn't pierce
she couldn't pierce
we couldn't pierce
you couldn't pierce
they couldn't pierce 	I couldn't be piercing
you couldn't be piercing
she couldn't be piercing
we couldn't be piercing
you couldn't be piercing
they couldn't be piercing	I couldn't have pierced
you couldn't have pierced
she couldn't have pierced
we couldn't have pierced
you couldn't have pierced
they couldn't have pierced	I couldn't have been piercing
you couldn't have been piercing
she couldn't have been piercing
we couldn't have been piercing
you couldn't have been piercing
they couldn't have been piercing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I pierce?
could you pierce?
could she pierce?
could we pierce?
could you pierce?
could they pierce? 	could I be piercing?
could you be piercing?
could she be piercing?
could we be piercing?
could you be piercing?
could they be piercing? 	could I have pierced?
could you have pierced?
could she have pierced?
could we have pierced?
could you have pierced?
could they have pierced? 	could I have been piercing?
could you have been piercing?
could she have been piercing?
could we have been piercing?
could you have been piercing?
could they have been piercing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I pierce?
couldn't you pierce?
couldn't she pierce?
couldn't we pierce?
couldn't you pierce?
couldn't they pierce? 	couldn't I be piercing?
couldn't you be piercing?
couldn't she be piercing?
couldn't we be piercing?
couldn't you be piercing?
couldn't they be piercing? 	couldn't I have pierced?
couldn't you have pierced?
couldn't she have pierced?
couldn't we have pierced?
couldn't you have pierced?
couldn't they have pierced? 	couldn't I have been piercing?
couldn't you have been piercing?
couldn't she have been piercing?
couldn't we have been piercing?
couldn't you have been piercing?
couldn't they have been piercing?