could break-dance
Regular verb: break-dance - break-danced- break-danced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could break-dance
you could break-dance
he could break-dance
we could break-dance
you could break-dance
they could break-dance 	I could be break-dancing
you could be break-dancing
he could be break-dancing
we could be break-dancing
you could be break-dancing
they could be break-dancing	I could have break-danced
you could have break-danced
he could have break-danced
we could have break-danced
you could have break-danced
they could have break-danced	I could have been break-dancing
you could have been break-dancing
he could have been break-dancing
we could have been break-dancing
you could have been break-dancing
they could have been break-dancing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't break-dance
you couldn't break-dance
he couldn't break-dance
we couldn't break-dance
you couldn't break-dance
they couldn't break-dance 	I couldn't be break-dancing
you couldn't be break-dancing
he couldn't be break-dancing
we couldn't be break-dancing
you couldn't be break-dancing
they couldn't be break-dancing	I couldn't have break-danced
you couldn't have break-danced
he couldn't have break-danced
we couldn't have break-danced
you couldn't have break-danced
they couldn't have break-danced	I couldn't have been break-dancing
you couldn't have been break-dancing
he couldn't have been break-dancing
we couldn't have been break-dancing
you couldn't have been break-dancing
they couldn't have been break-dancing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I break-dance?
could you break-dance?
could he break-dance?
could we break-dance?
could you break-dance?
could they break-dance? 	could I be break-dancing?
could you be break-dancing?
could he be break-dancing?
could we be break-dancing?
could you be break-dancing?
could they be break-dancing? 	could I have break-danced?
could you have break-danced?
could he have break-danced?
could we have break-danced?
could you have break-danced?
could they have break-danced? 	could I have been break-dancing?
could you have been break-dancing?
could he have been break-dancing?
could we have been break-dancing?
could you have been break-dancing?
could they have been break-dancing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I break-dance?
couldn't you break-dance?
couldn't he break-dance?
couldn't we break-dance?
couldn't you break-dance?
couldn't they break-dance? 	couldn't I be break-dancing?
couldn't you be break-dancing?
couldn't he be break-dancing?
couldn't we be break-dancing?
couldn't you be break-dancing?
couldn't they be break-dancing? 	couldn't I have break-danced?
couldn't you have break-danced?
couldn't he have break-danced?
couldn't we have break-danced?
couldn't you have break-danced?
couldn't they have break-danced? 	couldn't I have been break-dancing?
couldn't you have been break-dancing?
couldn't he have been break-dancing?
couldn't we have been break-dancing?
couldn't you have been break-dancing?
couldn't they have been break-dancing?