could pave
Regular verb: pave - paved- paved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could pave
you could pave
he could pave
we could pave
you could pave
they could pave 	I could be paving
you could be paving
he could be paving
we could be paving
you could be paving
they could be paving	I could have paved
you could have paved
he could have paved
we could have paved
you could have paved
they could have paved	I could have been paving
you could have been paving
he could have been paving
we could have been paving
you could have been paving
they could have been paving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not pave
you could not pave
he could not pave
we could not pave
you could not pave
they could not pave 	I could not be paving
you could not be paving
he could not be paving
we could not be paving
you could not be paving
they could not be paving	I could not have paved
you could not have paved
he could not have paved
we could not have paved
you could not have paved
they could not have paved	I could not have been paving
you could not have been paving
he could not have been paving
we could not have been paving
you could not have been paving
they could not have been paving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I pave?
could you pave?
could he pave?
could we pave?
could you pave?
could they pave? 	could I be paving?
could you be paving?
could he be paving?
could we be paving?
could you be paving?
could they be paving? 	could I have paved?
could you have paved?
could he have paved?
could we have paved?
could you have paved?
could they have paved? 	could I have been paving?
could you have been paving?
could he have been paving?
could we have been paving?
could you have been paving?
could they have been paving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not pave?
could you not pave?
could he not pave?
could we not pave?
could you not pave?
could they not pave? 	could I not be paving?
could you not be paving?
could he not be paving?
could we not be paving?
could you not be paving?
could they not be paving? 	could I not have paved?
could you not have paved?
could he not have paved?
could we not have paved?
could you not have paved?
could they not have paved? 	could I not have been paving?
could you not have been paving?
could he not have been paving?
could we not have been paving?
could you not have been paving?
could they not have been paving?