could requestion
Regular verb: requestion - requestioned- requestioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could requestion
you could requestion
he could requestion
we could requestion
you could requestion
they could requestion 	I could be requestioning
you could be requestioning
he could be requestioning
we could be requestioning
you could be requestioning
they could be requestioning	I could have requestioned
you could have requestioned
he could have requestioned
we could have requestioned
you could have requestioned
they could have requestioned	I could have been requestioning
you could have been requestioning
he could have been requestioning
we could have been requestioning
you could have been requestioning
they could have been requestioning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't requestion
you couldn't requestion
he couldn't requestion
we couldn't requestion
you couldn't requestion
they couldn't requestion 	I couldn't be requestioning
you couldn't be requestioning
he couldn't be requestioning
we couldn't be requestioning
you couldn't be requestioning
they couldn't be requestioning	I couldn't have requestioned
you couldn't have requestioned
he couldn't have requestioned
we couldn't have requestioned
you couldn't have requestioned
they couldn't have requestioned	I couldn't have been requestioning
you couldn't have been requestioning
he couldn't have been requestioning
we couldn't have been requestioning
you couldn't have been requestioning
they couldn't have been requestioning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I requestion?
could you requestion?
could he requestion?
could we requestion?
could you requestion?
could they requestion? 	could I be requestioning?
could you be requestioning?
could he be requestioning?
could we be requestioning?
could you be requestioning?
could they be requestioning? 	could I have requestioned?
could you have requestioned?
could he have requestioned?
could we have requestioned?
could you have requestioned?
could they have requestioned? 	could I have been requestioning?
could you have been requestioning?
could he have been requestioning?
could we have been requestioning?
could you have been requestioning?
could they have been requestioning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I requestion?
couldn't you requestion?
couldn't he requestion?
couldn't we requestion?
couldn't you requestion?
couldn't they requestion? 	couldn't I be requestioning?
couldn't you be requestioning?
couldn't he be requestioning?
couldn't we be requestioning?
couldn't you be requestioning?
couldn't they be requestioning? 	couldn't I have requestioned?
couldn't you have requestioned?
couldn't he have requestioned?
couldn't we have requestioned?
couldn't you have requestioned?
couldn't they have requestioned? 	couldn't I have been requestioning?
couldn't you have been requestioning?
couldn't he have been requestioning?
couldn't we have been requestioning?
couldn't you have been requestioning?
couldn't they have been requestioning?