could tub
Regelmä&szlig;iges Verb: tub - tubbed- tubbed

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could tub
you could tub
she could tub
we could tub
you could tub
they could tub 	I could be tubbing
you could be tubbing
she could be tubbing
we could be tubbing
you could be tubbing
they could be tubbing	I could have tubbed
you could have tubbed
she could have tubbed
we could have tubbed
you could have tubbed
they could have tubbed	I could have been tubbing
you could have been tubbing
she could have been tubbing
we could have been tubbing
you could have been tubbing
they could have been tubbing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not tub
you could not tub
she could not tub
we could not tub
you could not tub
they could not tub 	I could not be tubbing
you could not be tubbing
she could not be tubbing
we could not be tubbing
you could not be tubbing
they could not be tubbing	I could not have tubbed
you could not have tubbed
she could not have tubbed
we could not have tubbed
you could not have tubbed
they could not have tubbed	I could not have been tubbing
you could not have been tubbing
she could not have been tubbing
we could not have been tubbing
you could not have been tubbing
they could not have been tubbing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I tub?
could you tub?
could she tub?
could we tub?
could you tub?
could they tub? 	could I be tubbing?
could you be tubbing?
could she be tubbing?
could we be tubbing?
could you be tubbing?
could they be tubbing? 	could I have tubbed?
could you have tubbed?
could she have tubbed?
could we have tubbed?
could you have tubbed?
could they have tubbed? 	could I have been tubbing?
could you have been tubbing?
could she have been tubbing?
could we have been tubbing?
could you have been tubbing?
could they have been tubbing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not tub?
could you not tub?
could she not tub?
could we not tub?
could you not tub?
could they not tub? 	could I not be tubbing?
could you not be tubbing?
could she not be tubbing?
could we not be tubbing?
could you not be tubbing?
could they not be tubbing? 	could I not have tubbed?
could you not have tubbed?
could she not have tubbed?
could we not have tubbed?
could you not have tubbed?
could they not have tubbed? 	could I not have been tubbing?
could you not have been tubbing?
could she not have been tubbing?
could we not have been tubbing?
could you not have been tubbing?
could they not have been tubbing?