could clip-clop
Regular verb: clip-clop - clip-cloped- clip-cloped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could clip-clop
you could clip-clop
he could clip-clop
we could clip-clop
you could clip-clop
they could clip-clop 	I could be clip-cloping
you could be clip-cloping
he could be clip-cloping
we could be clip-cloping
you could be clip-cloping
they could be clip-cloping	I could have clip-cloped
you could have clip-cloped
he could have clip-cloped
we could have clip-cloped
you could have clip-cloped
they could have clip-cloped	I could have been clip-cloping
you could have been clip-cloping
he could have been clip-cloping
we could have been clip-cloping
you could have been clip-cloping
they could have been clip-cloping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not clip-clop
you could not clip-clop
he could not clip-clop
we could not clip-clop
you could not clip-clop
they could not clip-clop 	I could not be clip-cloping
you could not be clip-cloping
he could not be clip-cloping
we could not be clip-cloping
you could not be clip-cloping
they could not be clip-cloping	I could not have clip-cloped
you could not have clip-cloped
he could not have clip-cloped
we could not have clip-cloped
you could not have clip-cloped
they could not have clip-cloped	I could not have been clip-cloping
you could not have been clip-cloping
he could not have been clip-cloping
we could not have been clip-cloping
you could not have been clip-cloping
they could not have been clip-cloping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I clip-clop?
could you clip-clop?
could he clip-clop?
could we clip-clop?
could you clip-clop?
could they clip-clop? 	could I be clip-cloping?
could you be clip-cloping?
could he be clip-cloping?
could we be clip-cloping?
could you be clip-cloping?
could they be clip-cloping? 	could I have clip-cloped?
could you have clip-cloped?
could he have clip-cloped?
could we have clip-cloped?
could you have clip-cloped?
could they have clip-cloped? 	could I have been clip-cloping?
could you have been clip-cloping?
could he have been clip-cloping?
could we have been clip-cloping?
could you have been clip-cloping?
could they have been clip-cloping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not clip-clop?
could you not clip-clop?
could he not clip-clop?
could we not clip-clop?
could you not clip-clop?
could they not clip-clop? 	could I not be clip-cloping?
could you not be clip-cloping?
could he not be clip-cloping?
could we not be clip-cloping?
could you not be clip-cloping?
could they not be clip-cloping? 	could I not have clip-cloped?
could you not have clip-cloped?
could he not have clip-cloped?
could we not have clip-cloped?
could you not have clip-cloped?
could they not have clip-cloped? 	could I not have been clip-cloping?
could you not have been clip-cloping?
could he not have been clip-cloping?
could we not have been clip-cloping?
could you not have been clip-cloping?
could they not have been clip-cloping?