could preset
Irregular verb: preset - preset- preset

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could preset
you could preset
she could preset
we could preset
you could preset
they could preset 	I could be preseting
you could be preseting
she could be preseting
we could be preseting
you could be preseting
they could be preseting	I could have preset
you could have preset
she could have preset
we could have preset
you could have preset
they could have preset	I could have been preseting
you could have been preseting
she could have been preseting
we could have been preseting
you could have been preseting
they could have been preseting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't preset
you couldn't preset
she couldn't preset
we couldn't preset
you couldn't preset
they couldn't preset 	I couldn't be preseting
you couldn't be preseting
she couldn't be preseting
we couldn't be preseting
you couldn't be preseting
they couldn't be preseting	I couldn't have preset
you couldn't have preset
she couldn't have preset
we couldn't have preset
you couldn't have preset
they couldn't have preset	I couldn't have been preseting
you couldn't have been preseting
she couldn't have been preseting
we couldn't have been preseting
you couldn't have been preseting
they couldn't have been preseting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I preset?
could you preset?
could she preset?
could we preset?
could you preset?
could they preset? 	could I be preseting?
could you be preseting?
could she be preseting?
could we be preseting?
could you be preseting?
could they be preseting? 	could I have preset?
could you have preset?
could she have preset?
could we have preset?
could you have preset?
could they have preset? 	could I have been preseting?
could you have been preseting?
could she have been preseting?
could we have been preseting?
could you have been preseting?
could they have been preseting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I preset?
couldn't you preset?
couldn't she preset?
couldn't we preset?
couldn't you preset?
couldn't they preset? 	couldn't I be preseting?
couldn't you be preseting?
couldn't she be preseting?
couldn't we be preseting?
couldn't you be preseting?
couldn't they be preseting? 	couldn't I have preset?
couldn't you have preset?
couldn't she have preset?
couldn't we have preset?
couldn't you have preset?
couldn't they have preset? 	couldn't I have been preseting?
couldn't you have been preseting?
couldn't she have been preseting?
couldn't we have been preseting?
couldn't you have been preseting?
couldn't they have been preseting?