could redial
Regular verb: redial - redialled- redialled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could redial
you could redial
he could redial
we could redial
you could redial
they could redial 	I could be redialling
you could be redialling
he could be redialling
we could be redialling
you could be redialling
they could be redialling	I could have redialled
you could have redialled
he could have redialled
we could have redialled
you could have redialled
they could have redialled	I could have been redialling
you could have been redialling
he could have been redialling
we could have been redialling
you could have been redialling
they could have been redialling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't redial
you couldn't redial
he couldn't redial
we couldn't redial
you couldn't redial
they couldn't redial 	I couldn't be redialling
you couldn't be redialling
he couldn't be redialling
we couldn't be redialling
you couldn't be redialling
they couldn't be redialling	I couldn't have redialled
you couldn't have redialled
he couldn't have redialled
we couldn't have redialled
you couldn't have redialled
they couldn't have redialled	I couldn't have been redialling
you couldn't have been redialling
he couldn't have been redialling
we couldn't have been redialling
you couldn't have been redialling
they couldn't have been redialling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I redial?
could you redial?
could he redial?
could we redial?
could you redial?
could they redial? 	could I be redialling?
could you be redialling?
could he be redialling?
could we be redialling?
could you be redialling?
could they be redialling? 	could I have redialled?
could you have redialled?
could he have redialled?
could we have redialled?
could you have redialled?
could they have redialled? 	could I have been redialling?
could you have been redialling?
could he have been redialling?
could we have been redialling?
could you have been redialling?
could they have been redialling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I redial?
couldn't you redial?
couldn't he redial?
couldn't we redial?
couldn't you redial?
couldn't they redial? 	couldn't I be redialling?
couldn't you be redialling?
couldn't he be redialling?
couldn't we be redialling?
couldn't you be redialling?
couldn't they be redialling? 	couldn't I have redialled?
couldn't you have redialled?
couldn't he have redialled?
couldn't we have redialled?
couldn't you have redialled?
couldn't they have redialled? 	couldn't I have been redialling?
couldn't you have been redialling?
couldn't he have been redialling?
couldn't we have been redialling?
couldn't you have been redialling?
couldn't they have been redialling?