could fuse
Verbo regular: fuse - fused- fused

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could fuse
you could fuse
he could fuse
we could fuse
you could fuse
they could fuse 	I could be fusing
you could be fusing
he could be fusing
we could be fusing
you could be fusing
they could be fusing	I could have fused
you could have fused
he could have fused
we could have fused
you could have fused
they could have fused	I could have been fusing
you could have been fusing
he could have been fusing
we could have been fusing
you could have been fusing
they could have been fusing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not fuse
you could not fuse
he could not fuse
we could not fuse
you could not fuse
they could not fuse 	I could not be fusing
you could not be fusing
he could not be fusing
we could not be fusing
you could not be fusing
they could not be fusing	I could not have fused
you could not have fused
he could not have fused
we could not have fused
you could not have fused
they could not have fused	I could not have been fusing
you could not have been fusing
he could not have been fusing
we could not have been fusing
you could not have been fusing
they could not have been fusing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I fuse?
could you fuse?
could he fuse?
could we fuse?
could you fuse?
could they fuse? 	could I be fusing?
could you be fusing?
could he be fusing?
could we be fusing?
could you be fusing?
could they be fusing? 	could I have fused?
could you have fused?
could he have fused?
could we have fused?
could you have fused?
could they have fused? 	could I have been fusing?
could you have been fusing?
could he have been fusing?
could we have been fusing?
could you have been fusing?
could they have been fusing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not fuse?
could you not fuse?
could he not fuse?
could we not fuse?
could you not fuse?
could they not fuse? 	could I not be fusing?
could you not be fusing?
could he not be fusing?
could we not be fusing?
could you not be fusing?
could they not be fusing? 	could I not have fused?
could you not have fused?
could he not have fused?
could we not have fused?
could you not have fused?
could they not have fused? 	could I not have been fusing?
could you not have been fusing?
could he not have been fusing?
could we not have been fusing?
could you not have been fusing?
could they not have been fusing?