could transfuse
Verbo regular: transfuse - transfused- transfused

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could transfuse
you could transfuse
he could transfuse
we could transfuse
you could transfuse
they could transfuse 	I could be transfusing
you could be transfusing
he could be transfusing
we could be transfusing
you could be transfusing
they could be transfusing	I could have transfused
you could have transfused
he could have transfused
we could have transfused
you could have transfused
they could have transfused	I could have been transfusing
you could have been transfusing
he could have been transfusing
we could have been transfusing
you could have been transfusing
they could have been transfusing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't transfuse
you couldn't transfuse
he couldn't transfuse
we couldn't transfuse
you couldn't transfuse
they couldn't transfuse 	I couldn't be transfusing
you couldn't be transfusing
he couldn't be transfusing
we couldn't be transfusing
you couldn't be transfusing
they couldn't be transfusing	I couldn't have transfused
you couldn't have transfused
he couldn't have transfused
we couldn't have transfused
you couldn't have transfused
they couldn't have transfused	I couldn't have been transfusing
you couldn't have been transfusing
he couldn't have been transfusing
we couldn't have been transfusing
you couldn't have been transfusing
they couldn't have been transfusing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I transfuse?
could you transfuse?
could he transfuse?
could we transfuse?
could you transfuse?
could they transfuse? 	could I be transfusing?
could you be transfusing?
could he be transfusing?
could we be transfusing?
could you be transfusing?
could they be transfusing? 	could I have transfused?
could you have transfused?
could he have transfused?
could we have transfused?
could you have transfused?
could they have transfused? 	could I have been transfusing?
could you have been transfusing?
could he have been transfusing?
could we have been transfusing?
could you have been transfusing?
could they have been transfusing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I transfuse?
couldn't you transfuse?
couldn't he transfuse?
couldn't we transfuse?
couldn't you transfuse?
couldn't they transfuse? 	couldn't I be transfusing?
couldn't you be transfusing?
couldn't he be transfusing?
couldn't we be transfusing?
couldn't you be transfusing?
couldn't they be transfusing? 	couldn't I have transfused?
couldn't you have transfused?
couldn't he have transfused?
couldn't we have transfused?
couldn't you have transfused?
couldn't they have transfused? 	couldn't I have been transfusing?
couldn't you have been transfusing?
couldn't he have been transfusing?
couldn't we have been transfusing?
couldn't you have been transfusing?
couldn't they have been transfusing?