could prune
Verbo regular: prune - pruned- pruned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could prune
you could prune
he could prune
we could prune
you could prune
they could prune 	I could be pruning
you could be pruning
he could be pruning
we could be pruning
you could be pruning
they could be pruning	I could have pruned
you could have pruned
he could have pruned
we could have pruned
you could have pruned
they could have pruned	I could have been pruning
you could have been pruning
he could have been pruning
we could have been pruning
you could have been pruning
they could have been pruning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not prune
you could not prune
he could not prune
we could not prune
you could not prune
they could not prune 	I could not be pruning
you could not be pruning
he could not be pruning
we could not be pruning
you could not be pruning
they could not be pruning	I could not have pruned
you could not have pruned
he could not have pruned
we could not have pruned
you could not have pruned
they could not have pruned	I could not have been pruning
you could not have been pruning
he could not have been pruning
we could not have been pruning
you could not have been pruning
they could not have been pruning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I prune?
could you prune?
could he prune?
could we prune?
could you prune?
could they prune? 	could I be pruning?
could you be pruning?
could he be pruning?
could we be pruning?
could you be pruning?
could they be pruning? 	could I have pruned?
could you have pruned?
could he have pruned?
could we have pruned?
could you have pruned?
could they have pruned? 	could I have been pruning?
could you have been pruning?
could he have been pruning?
could we have been pruning?
could you have been pruning?
could they have been pruning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not prune?
could you not prune?
could he not prune?
could we not prune?
could you not prune?
could they not prune? 	could I not be pruning?
could you not be pruning?
could he not be pruning?
could we not be pruning?
could you not be pruning?
could they not be pruning? 	could I not have pruned?
could you not have pruned?
could he not have pruned?
could we not have pruned?
could you not have pruned?
could they not have pruned? 	could I not have been pruning?
could you not have been pruning?
could he not have been pruning?
could we not have been pruning?
could you not have been pruning?
could they not have been pruning?