could outbid
Irregular verb: outbid - outbid- outbid

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could outbid
you could outbid
he could outbid
we could outbid
you could outbid
they could outbid 	I could be outbidding
you could be outbidding
he could be outbidding
we could be outbidding
you could be outbidding
they could be outbidding	I could have outbid
you could have outbid
he could have outbid
we could have outbid
you could have outbid
they could have outbid	I could have been outbidding
you could have been outbidding
he could have been outbidding
we could have been outbidding
you could have been outbidding
they could have been outbidding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't outbid
you couldn't outbid
he couldn't outbid
we couldn't outbid
you couldn't outbid
they couldn't outbid 	I couldn't be outbidding
you couldn't be outbidding
he couldn't be outbidding
we couldn't be outbidding
you couldn't be outbidding
they couldn't be outbidding	I couldn't have outbid
you couldn't have outbid
he couldn't have outbid
we couldn't have outbid
you couldn't have outbid
they couldn't have outbid	I couldn't have been outbidding
you couldn't have been outbidding
he couldn't have been outbidding
we couldn't have been outbidding
you couldn't have been outbidding
they couldn't have been outbidding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I outbid?
could you outbid?
could he outbid?
could we outbid?
could you outbid?
could they outbid? 	could I be outbidding?
could you be outbidding?
could he be outbidding?
could we be outbidding?
could you be outbidding?
could they be outbidding? 	could I have outbid?
could you have outbid?
could he have outbid?
could we have outbid?
could you have outbid?
could they have outbid? 	could I have been outbidding?
could you have been outbidding?
could he have been outbidding?
could we have been outbidding?
could you have been outbidding?
could they have been outbidding? 	

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