could pipe
Regelmä&szlig;iges Verb: pipe - piped- piped

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could pipe
you could pipe
he could pipe
we could pipe
you could pipe
they could pipe 	I could be piping
you could be piping
he could be piping
we could be piping
you could be piping
they could be piping	I could have piped
you could have piped
he could have piped
we could have piped
you could have piped
they could have piped	I could have been piping
you could have been piping
he could have been piping
we could have been piping
you could have been piping
they could have been piping	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't pipe
you couldn't pipe
he couldn't pipe
we couldn't pipe
you couldn't pipe
they couldn't pipe 	I couldn't be piping
you couldn't be piping
he couldn't be piping
we couldn't be piping
you couldn't be piping
they couldn't be piping	I couldn't have piped
you couldn't have piped
he couldn't have piped
we couldn't have piped
you couldn't have piped
they couldn't have piped	I couldn't have been piping
you couldn't have been piping
he couldn't have been piping
we couldn't have been piping
you couldn't have been piping
they couldn't have been piping	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I pipe?
could you pipe?
could he pipe?
could we pipe?
could you pipe?
could they pipe? 	could I be piping?
could you be piping?
could he be piping?
could we be piping?
could you be piping?
could they be piping? 	could I have piped?
could you have piped?
could he have piped?
could we have piped?
could you have piped?
could they have piped? 	could I have been piping?
could you have been piping?
could he have been piping?
could we have been piping?
could you have been piping?
could they have been piping? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I pipe?
couldn't you pipe?
couldn't he pipe?
couldn't we pipe?
couldn't you pipe?
couldn't they pipe? 	couldn't I be piping?
couldn't you be piping?
couldn't he be piping?
couldn't we be piping?
couldn't you be piping?
couldn't they be piping? 	couldn't I have piped?
couldn't you have piped?
couldn't he have piped?
couldn't we have piped?
couldn't you have piped?
couldn't they have piped? 	couldn't I have been piping?
couldn't you have been piping?
couldn't he have been piping?
couldn't we have been piping?
couldn't you have been piping?
couldn't they have been piping?