could recombine
Verbo regular: recombine - recombined- recombined

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could recombine
you could recombine
he could recombine
we could recombine
you could recombine
they could recombine 	I could be recombining
you could be recombining
he could be recombining
we could be recombining
you could be recombining
they could be recombining	I could have recombined
you could have recombined
he could have recombined
we could have recombined
you could have recombined
they could have recombined	I could have been recombining
you could have been recombining
he could have been recombining
we could have been recombining
you could have been recombining
they could have been recombining	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't recombine
you couldn't recombine
he couldn't recombine
we couldn't recombine
you couldn't recombine
they couldn't recombine 	I couldn't be recombining
you couldn't be recombining
he couldn't be recombining
we couldn't be recombining
you couldn't be recombining
they couldn't be recombining	I couldn't have recombined
you couldn't have recombined
he couldn't have recombined
we couldn't have recombined
you couldn't have recombined
they couldn't have recombined	I couldn't have been recombining
you couldn't have been recombining
he couldn't have been recombining
we couldn't have been recombining
you couldn't have been recombining
they couldn't have been recombining	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I recombine?
could you recombine?
could he recombine?
could we recombine?
could you recombine?
could they recombine? 	could I be recombining?
could you be recombining?
could he be recombining?
could we be recombining?
could you be recombining?
could they be recombining? 	could I have recombined?
could you have recombined?
could he have recombined?
could we have recombined?
could you have recombined?
could they have recombined? 	could I have been recombining?
could you have been recombining?
could he have been recombining?
could we have been recombining?
could you have been recombining?
could they have been recombining? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I recombine?
couldn't you recombine?
couldn't he recombine?
couldn't we recombine?
couldn't you recombine?
couldn't they recombine? 	couldn't I be recombining?
couldn't you be recombining?
couldn't he be recombining?
couldn't we be recombining?
couldn't you be recombining?
couldn't they be recombining? 	couldn't I have recombined?
couldn't you have recombined?
couldn't he have recombined?
couldn't we have recombined?
couldn't you have recombined?
couldn't they have recombined? 	couldn't I have been recombining?
couldn't you have been recombining?
couldn't he have been recombining?
couldn't we have been recombining?
couldn't you have been recombining?
couldn't they have been recombining?