could slam-dance
Regular verb: slam-dance - slam-danced- slam-danced

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not slam-dance
you could not slam-dance
she could not slam-dance
we could not slam-dance
you could not slam-dance
they could not slam-dance 	I could not be slam-dancing
you could not be slam-dancing
she could not be slam-dancing
we could not be slam-dancing
you could not be slam-dancing
they could not be slam-dancing	I could not have slam-danced
you could not have slam-danced
she could not have slam-danced
we could not have slam-danced
you could not have slam-danced
they could not have slam-danced	I could not have been slam-dancing
you could not have been slam-dancing
she could not have been slam-dancing
we could not have been slam-dancing
you could not have been slam-dancing
they could not have been slam-dancing	

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

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not slam-dance?
could you not slam-dance?
could she not slam-dance?
could we not slam-dance?
could you not slam-dance?
could they not slam-dance? 	could I not be slam-dancing?
could you not be slam-dancing?
could she not be slam-dancing?
could we not be slam-dancing?
could you not be slam-dancing?
could they not be slam-dancing? 	could I not have slam-danced?
could you not have slam-danced?
could she not have slam-danced?
could we not have slam-danced?
could you not have slam-danced?
could they not have slam-danced? 	could I not have been slam-dancing?
could you not have been slam-dancing?
could she not have been slam-dancing?
could we not have been slam-dancing?
could you not have been slam-dancing?
could they not have been slam-dancing?