could flop
Verbo regular: flop - flopped- flopped

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could flop
you could flop
she could flop
we could flop
you could flop
they could flop 	I could be flopping
you could be flopping
she could be flopping
we could be flopping
you could be flopping
they could be flopping	I could have flopped
you could have flopped
she could have flopped
we could have flopped
you could have flopped
they could have flopped	I could have been flopping
you could have been flopping
she could have been flopping
we could have been flopping
you could have been flopping
they could have been flopping	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not flop
you could not flop
she could not flop
we could not flop
you could not flop
they could not flop 	I could not be flopping
you could not be flopping
she could not be flopping
we could not be flopping
you could not be flopping
they could not be flopping	I could not have flopped
you could not have flopped
she could not have flopped
we could not have flopped
you could not have flopped
they could not have flopped	I could not have been flopping
you could not have been flopping
she could not have been flopping
we could not have been flopping
you could not have been flopping
they could not have been flopping	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I flop?
could you flop?
could she flop?
could we flop?
could you flop?
could they flop? 	could I be flopping?
could you be flopping?
could she be flopping?
could we be flopping?
could you be flopping?
could they be flopping? 	could I have flopped?
could you have flopped?
could she have flopped?
could we have flopped?
could you have flopped?
could they have flopped? 	could I have been flopping?
could you have been flopping?
could she have been flopping?
could we have been flopping?
could you have been flopping?
could they have been flopping? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not flop?
could you not flop?
could she not flop?
could we not flop?
could you not flop?
could they not flop? 	could I not be flopping?
could you not be flopping?
could she not be flopping?
could we not be flopping?
could you not be flopping?
could they not be flopping? 	could I not have flopped?
could you not have flopped?
could she not have flopped?
could we not have flopped?
could you not have flopped?
could they not have flopped? 	could I not have been flopping?
could you not have been flopping?
could she not have been flopping?
could we not have been flopping?
could you not have been flopping?
could they not have been flopping?