could flip-flop
Regular verb: flip-flop - flip-floped- flip-floped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could flip-flop
you could flip-flop
she could flip-flop
we could flip-flop
you could flip-flop
they could flip-flop 	I could be flip-floping
you could be flip-floping
she could be flip-floping
we could be flip-floping
you could be flip-floping
they could be flip-floping	I could have flip-floped
you could have flip-floped
she could have flip-floped
we could have flip-floped
you could have flip-floped
they could have flip-floped	I could have been flip-floping
you could have been flip-floping
she could have been flip-floping
we could have been flip-floping
you could have been flip-floping
they could have been flip-floping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't flip-flop
you couldn't flip-flop
she couldn't flip-flop
we couldn't flip-flop
you couldn't flip-flop
they couldn't flip-flop 	I couldn't be flip-floping
you couldn't be flip-floping
she couldn't be flip-floping
we couldn't be flip-floping
you couldn't be flip-floping
they couldn't be flip-floping	I couldn't have flip-floped
you couldn't have flip-floped
she couldn't have flip-floped
we couldn't have flip-floped
you couldn't have flip-floped
they couldn't have flip-floped	I couldn't have been flip-floping
you couldn't have been flip-floping
she couldn't have been flip-floping
we couldn't have been flip-floping
you couldn't have been flip-floping
they couldn't have been flip-floping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I flip-flop?
could you flip-flop?
could she flip-flop?
could we flip-flop?
could you flip-flop?
could they flip-flop? 	could I be flip-floping?
could you be flip-floping?
could she be flip-floping?
could we be flip-floping?
could you be flip-floping?
could they be flip-floping? 	could I have flip-floped?
could you have flip-floped?
could she have flip-floped?
could we have flip-floped?
could you have flip-floped?
could they have flip-floped? 	could I have been flip-floping?
could you have been flip-floping?
could she have been flip-floping?
could we have been flip-floping?
could you have been flip-floping?
could they have been flip-floping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I flip-flop?
couldn't you flip-flop?
couldn't she flip-flop?
couldn't we flip-flop?
couldn't you flip-flop?
couldn't they flip-flop? 	couldn't I be flip-floping?
couldn't you be flip-floping?
couldn't she be flip-floping?
couldn't we be flip-floping?
couldn't you be flip-floping?
couldn't they be flip-floping? 	couldn't I have flip-floped?
couldn't you have flip-floped?
couldn't she have flip-floped?
couldn't we have flip-floped?
couldn't you have flip-floped?
couldn't they have flip-floped? 	couldn't I have been flip-floping?
couldn't you have been flip-floping?
couldn't she have been flip-floping?
couldn't we have been flip-floping?
couldn't you have been flip-floping?
couldn't they have been flip-floping?