could drill
Regelmä&szlig;iges Verb: drill - drilled- drilled

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could drill
you could drill
she could drill
we could drill
you could drill
they could drill 	I could be drilling
you could be drilling
she could be drilling
we could be drilling
you could be drilling
they could be drilling	I could have drilled
you could have drilled
she could have drilled
we could have drilled
you could have drilled
they could have drilled	I could have been drilling
you could have been drilling
she could have been drilling
we could have been drilling
you could have been drilling
they could have been drilling	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't drill
you couldn't drill
she couldn't drill
we couldn't drill
you couldn't drill
they couldn't drill 	I couldn't be drilling
you couldn't be drilling
she couldn't be drilling
we couldn't be drilling
you couldn't be drilling
they couldn't be drilling	I couldn't have drilled
you couldn't have drilled
she couldn't have drilled
we couldn't have drilled
you couldn't have drilled
they couldn't have drilled	I couldn't have been drilling
you couldn't have been drilling
she couldn't have been drilling
we couldn't have been drilling
you couldn't have been drilling
they couldn't have been drilling	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I drill?
could you drill?
could she drill?
could we drill?
could you drill?
could they drill? 	could I be drilling?
could you be drilling?
could she be drilling?
could we be drilling?
could you be drilling?
could they be drilling? 	could I have drilled?
could you have drilled?
could she have drilled?
could we have drilled?
could you have drilled?
could they have drilled? 	could I have been drilling?
could you have been drilling?
could she have been drilling?
could we have been drilling?
could you have been drilling?
could they have been drilling? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I drill?
couldn't you drill?
couldn't she drill?
couldn't we drill?
couldn't you drill?
couldn't they drill? 	couldn't I be drilling?
couldn't you be drilling?
couldn't she be drilling?
couldn't we be drilling?
couldn't you be drilling?
couldn't they be drilling? 	couldn't I have drilled?
couldn't you have drilled?
couldn't she have drilled?
couldn't we have drilled?
couldn't you have drilled?
couldn't they have drilled? 	couldn't I have been drilling?
couldn't you have been drilling?
couldn't she have been drilling?
couldn't we have been drilling?
couldn't you have been drilling?
couldn't they have been drilling?