could commend
Verbo regular: commend - commended- commended

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could commend
you could commend
he could commend
we could commend
you could commend
they could commend 	I could be commending
you could be commending
he could be commending
we could be commending
you could be commending
they could be commending	I could have commended
you could have commended
he could have commended
we could have commended
you could have commended
they could have commended	I could have been commending
you could have been commending
he could have been commending
we could have been commending
you could have been commending
they could have been commending	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't commend
you couldn't commend
he couldn't commend
we couldn't commend
you couldn't commend
they couldn't commend 	I couldn't be commending
you couldn't be commending
he couldn't be commending
we couldn't be commending
you couldn't be commending
they couldn't be commending	I couldn't have commended
you couldn't have commended
he couldn't have commended
we couldn't have commended
you couldn't have commended
they couldn't have commended	I couldn't have been commending
you couldn't have been commending
he couldn't have been commending
we couldn't have been commending
you couldn't have been commending
they couldn't have been commending	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I commend?
could you commend?
could he commend?
could we commend?
could you commend?
could they commend? 	could I be commending?
could you be commending?
could he be commending?
could we be commending?
could you be commending?
could they be commending? 	could I have commended?
could you have commended?
could he have commended?
could we have commended?
could you have commended?
could they have commended? 	could I have been commending?
could you have been commending?
could he have been commending?
could we have been commending?
could you have been commending?
could they have been commending? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I commend?
couldn't you commend?
couldn't he commend?
couldn't we commend?
couldn't you commend?
couldn't they commend? 	couldn't I be commending?
couldn't you be commending?
couldn't he be commending?
couldn't we be commending?
couldn't you be commending?
couldn't they be commending? 	couldn't I have commended?
couldn't you have commended?
couldn't he have commended?
couldn't we have commended?
couldn't you have commended?
couldn't they have commended? 	couldn't I have been commending?
couldn't you have been commending?
couldn't he have been commending?
couldn't we have been commending?
couldn't you have been commending?
couldn't they have been commending?