could sail
Regelmä&szlig;iges Verb: sail - sailed- sailed

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could sail
you could sail
she could sail
we could sail
you could sail
they could sail 	I could be sailing
you could be sailing
she could be sailing
we could be sailing
you could be sailing
they could be sailing	I could have sailed
you could have sailed
she could have sailed
we could have sailed
you could have sailed
they could have sailed	I could have been sailing
you could have been sailing
she could have been sailing
we could have been sailing
you could have been sailing
they could have been sailing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't sail
you couldn't sail
she couldn't sail
we couldn't sail
you couldn't sail
they couldn't sail 	I couldn't be sailing
you couldn't be sailing
she couldn't be sailing
we couldn't be sailing
you couldn't be sailing
they couldn't be sailing	I couldn't have sailed
you couldn't have sailed
she couldn't have sailed
we couldn't have sailed
you couldn't have sailed
they couldn't have sailed	I couldn't have been sailing
you couldn't have been sailing
she couldn't have been sailing
we couldn't have been sailing
you couldn't have been sailing
they couldn't have been sailing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I sail?
could you sail?
could she sail?
could we sail?
could you sail?
could they sail? 	could I be sailing?
could you be sailing?
could she be sailing?
could we be sailing?
could you be sailing?
could they be sailing? 	could I have sailed?
could you have sailed?
could she have sailed?
could we have sailed?
could you have sailed?
could they have sailed? 	could I have been sailing?
could you have been sailing?
could she have been sailing?
could we have been sailing?
could you have been sailing?
could they have been sailing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I sail?
couldn't you sail?
couldn't she sail?
couldn't we sail?
couldn't you sail?
couldn't they sail? 	couldn't I be sailing?
couldn't you be sailing?
couldn't she be sailing?
couldn't we be sailing?
couldn't you be sailing?
couldn't they be sailing? 	couldn't I have sailed?
couldn't you have sailed?
couldn't she have sailed?
couldn't we have sailed?
couldn't you have sailed?
couldn't they have sailed? 	couldn't I have been sailing?
couldn't you have been sailing?
couldn't she have been sailing?
couldn't we have been sailing?
couldn't you have been sailing?
couldn't they have been sailing?