could vitrify
Regelmä&szlig;iges Verb: vitrify - vitrified- vitrified

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could vitrify
you could vitrify
she could vitrify
we could vitrify
you could vitrify
they could vitrify 	I could be vitrifying
you could be vitrifying
she could be vitrifying
we could be vitrifying
you could be vitrifying
they could be vitrifying	I could have vitrified
you could have vitrified
she could have vitrified
we could have vitrified
you could have vitrified
they could have vitrified	I could have been vitrifying
you could have been vitrifying
she could have been vitrifying
we could have been vitrifying
you could have been vitrifying
they could have been vitrifying	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't vitrify
you couldn't vitrify
she couldn't vitrify
we couldn't vitrify
you couldn't vitrify
they couldn't vitrify 	I couldn't be vitrifying
you couldn't be vitrifying
she couldn't be vitrifying
we couldn't be vitrifying
you couldn't be vitrifying
they couldn't be vitrifying	I couldn't have vitrified
you couldn't have vitrified
she couldn't have vitrified
we couldn't have vitrified
you couldn't have vitrified
they couldn't have vitrified	I couldn't have been vitrifying
you couldn't have been vitrifying
she couldn't have been vitrifying
we couldn't have been vitrifying
you couldn't have been vitrifying
they couldn't have been vitrifying	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I vitrify?
could you vitrify?
could she vitrify?
could we vitrify?
could you vitrify?
could they vitrify? 	could I be vitrifying?
could you be vitrifying?
could she be vitrifying?
could we be vitrifying?
could you be vitrifying?
could they be vitrifying? 	could I have vitrified?
could you have vitrified?
could she have vitrified?
could we have vitrified?
could you have vitrified?
could they have vitrified? 	could I have been vitrifying?
could you have been vitrifying?
could she have been vitrifying?
could we have been vitrifying?
could you have been vitrifying?
could they have been vitrifying? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I vitrify?
couldn't you vitrify?
couldn't she vitrify?
couldn't we vitrify?
couldn't you vitrify?
couldn't they vitrify? 	couldn't I be vitrifying?
couldn't you be vitrifying?
couldn't she be vitrifying?
couldn't we be vitrifying?
couldn't you be vitrifying?
couldn't they be vitrifying? 	couldn't I have vitrified?
couldn't you have vitrified?
couldn't she have vitrified?
couldn't we have vitrified?
couldn't you have vitrified?
couldn't they have vitrified? 	couldn't I have been vitrifying?
couldn't you have been vitrifying?
couldn't she have been vitrifying?
couldn't we have been vitrifying?
couldn't you have been vitrifying?
couldn't they have been vitrifying?