could bit
Regular verb: bit - bited- bited

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could bit
you could bit
she could bit
we could bit
you could bit
they could bit 	I could be biting
you could be biting
she could be biting
we could be biting
you could be biting
they could be biting	I could have bited
you could have bited
she could have bited
we could have bited
you could have bited
they could have bited	I could have been biting
you could have been biting
she could have been biting
we could have been biting
you could have been biting
they could have been biting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not bit
you could not bit
she could not bit
we could not bit
you could not bit
they could not bit 	I could not be biting
you could not be biting
she could not be biting
we could not be biting
you could not be biting
they could not be biting	I could not have bited
you could not have bited
she could not have bited
we could not have bited
you could not have bited
they could not have bited	I could not have been biting
you could not have been biting
she could not have been biting
we could not have been biting
you could not have been biting
they could not have been biting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I bit?
could you bit?
could she bit?
could we bit?
could you bit?
could they bit? 	could I be biting?
could you be biting?
could she be biting?
could we be biting?
could you be biting?
could they be biting? 	could I have bited?
could you have bited?
could she have bited?
could we have bited?
could you have bited?
could they have bited? 	could I have been biting?
could you have been biting?
could she have been biting?
could we have been biting?
could you have been biting?
could they have been biting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not bit?
could you not bit?
could she not bit?
could we not bit?
could you not bit?
could they not bit? 	could I not be biting?
could you not be biting?
could she not be biting?
could we not be biting?
could you not be biting?
could they not be biting? 	could I not have bited?
could you not have bited?
could she not have bited?
could we not have bited?
could you not have bited?
could they not have bited? 	could I not have been biting?
could you not have been biting?
could she not have been biting?
could we not have been biting?
could you not have been biting?
could they not have been biting?