could manufacture
Verbo regular: manufacture - manufactured- manufactured

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could manufacture
you could manufacture
she could manufacture
we could manufacture
you could manufacture
they could manufacture 	I could be manufacturing
you could be manufacturing
she could be manufacturing
we could be manufacturing
you could be manufacturing
they could be manufacturing	I could have manufactured
you could have manufactured
she could have manufactured
we could have manufactured
you could have manufactured
they could have manufactured	I could have been manufacturing
you could have been manufacturing
she could have been manufacturing
we could have been manufacturing
you could have been manufacturing
they could have been manufacturing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not manufacture
you could not manufacture
she could not manufacture
we could not manufacture
you could not manufacture
they could not manufacture 	I could not be manufacturing
you could not be manufacturing
she could not be manufacturing
we could not be manufacturing
you could not be manufacturing
they could not be manufacturing	I could not have manufactured
you could not have manufactured
she could not have manufactured
we could not have manufactured
you could not have manufactured
they could not have manufactured	I could not have been manufacturing
you could not have been manufacturing
she could not have been manufacturing
we could not have been manufacturing
you could not have been manufacturing
they could not have been manufacturing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I manufacture?
could you manufacture?
could she manufacture?
could we manufacture?
could you manufacture?
could they manufacture? 	could I be manufacturing?
could you be manufacturing?
could she be manufacturing?
could we be manufacturing?
could you be manufacturing?
could they be manufacturing? 	could I have manufactured?
could you have manufactured?
could she have manufactured?
could we have manufactured?
could you have manufactured?
could they have manufactured? 	could I have been manufacturing?
could you have been manufacturing?
could she have been manufacturing?
could we have been manufacturing?
could you have been manufacturing?
could they have been manufacturing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not manufacture?
could you not manufacture?
could she not manufacture?
could we not manufacture?
could you not manufacture?
could they not manufacture? 	could I not be manufacturing?
could you not be manufacturing?
could she not be manufacturing?
could we not be manufacturing?
could you not be manufacturing?
could they not be manufacturing? 	could I not have manufactured?
could you not have manufactured?
could she not have manufactured?
could we not have manufactured?
could you not have manufactured?
could they not have manufactured? 	could I not have been manufacturing?
could you not have been manufacturing?
could she not have been manufacturing?
could we not have been manufacturing?
could you not have been manufacturing?
could they not have been manufacturing?