could question
Regelmä&szlig;iges Verb: question - questioned- questioned

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could question
you could question
he could question
we could question
you could question
they could question 	I could be questioning
you could be questioning
he could be questioning
we could be questioning
you could be questioning
they could be questioning	I could have questioned
you could have questioned
he could have questioned
we could have questioned
you could have questioned
they could have questioned	I could have been questioning
you could have been questioning
he could have been questioning
we could have been questioning
you could have been questioning
they could have been questioning	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't question
you couldn't question
he couldn't question
we couldn't question
you couldn't question
they couldn't question 	I couldn't be questioning
you couldn't be questioning
he couldn't be questioning
we couldn't be questioning
you couldn't be questioning
they couldn't be questioning	I couldn't have questioned
you couldn't have questioned
he couldn't have questioned
we couldn't have questioned
you couldn't have questioned
they couldn't have questioned	I couldn't have been questioning
you couldn't have been questioning
he couldn't have been questioning
we couldn't have been questioning
you couldn't have been questioning
they couldn't have been questioning	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I question?
could you question?
could he question?
could we question?
could you question?
could they question? 	could I be questioning?
could you be questioning?
could he be questioning?
could we be questioning?
could you be questioning?
could they be questioning? 	could I have questioned?
could you have questioned?
could he have questioned?
could we have questioned?
could you have questioned?
could they have questioned? 	could I have been questioning?
could you have been questioning?
could he have been questioning?
could we have been questioning?
could you have been questioning?
could they have been questioning? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I question?
couldn't you question?
couldn't he question?
couldn't we question?
couldn't you question?
couldn't they question? 	couldn't I be questioning?
couldn't you be questioning?
couldn't he be questioning?
couldn't we be questioning?
couldn't you be questioning?
couldn't they be questioning? 	couldn't I have questioned?
couldn't you have questioned?
couldn't he have questioned?
couldn't we have questioned?
couldn't you have questioned?
couldn't they have questioned? 	couldn't I have been questioning?
couldn't you have been questioning?
couldn't he have been questioning?
couldn't we have been questioning?
couldn't you have been questioning?
couldn't they have been questioning?