could pre-empt
Verbo regular: pre-empt - pre-empted- pre-empted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could pre-empt
you could pre-empt
he could pre-empt
we could pre-empt
you could pre-empt
they could pre-empt 	I could be pre-empting
you could be pre-empting
he could be pre-empting
we could be pre-empting
you could be pre-empting
they could be pre-empting	I could have pre-empted
you could have pre-empted
he could have pre-empted
we could have pre-empted
you could have pre-empted
they could have pre-empted	I could have been pre-empting
you could have been pre-empting
he could have been pre-empting
we could have been pre-empting
you could have been pre-empting
they could have been pre-empting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't pre-empt
you couldn't pre-empt
he couldn't pre-empt
we couldn't pre-empt
you couldn't pre-empt
they couldn't pre-empt 	I couldn't be pre-empting
you couldn't be pre-empting
he couldn't be pre-empting
we couldn't be pre-empting
you couldn't be pre-empting
they couldn't be pre-empting	I couldn't have pre-empted
you couldn't have pre-empted
he couldn't have pre-empted
we couldn't have pre-empted
you couldn't have pre-empted
they couldn't have pre-empted	I couldn't have been pre-empting
you couldn't have been pre-empting
he couldn't have been pre-empting
we couldn't have been pre-empting
you couldn't have been pre-empting
they couldn't have been pre-empting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I pre-empt?
could you pre-empt?
could he pre-empt?
could we pre-empt?
could you pre-empt?
could they pre-empt? 	could I be pre-empting?
could you be pre-empting?
could he be pre-empting?
could we be pre-empting?
could you be pre-empting?
could they be pre-empting? 	could I have pre-empted?
could you have pre-empted?
could he have pre-empted?
could we have pre-empted?
could you have pre-empted?
could they have pre-empted? 	could I have been pre-empting?
could you have been pre-empting?
could he have been pre-empting?
could we have been pre-empting?
could you have been pre-empting?
could they have been pre-empting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I pre-empt?
couldn't you pre-empt?
couldn't he pre-empt?
couldn't we pre-empt?
couldn't you pre-empt?
couldn't they pre-empt? 	couldn't I be pre-empting?
couldn't you be pre-empting?
couldn't he be pre-empting?
couldn't we be pre-empting?
couldn't you be pre-empting?
couldn't they be pre-empting? 	couldn't I have pre-empted?
couldn't you have pre-empted?
couldn't he have pre-empted?
couldn't we have pre-empted?
couldn't you have pre-empted?
couldn't they have pre-empted? 	couldn't I have been pre-empting?
couldn't you have been pre-empting?
couldn't he have been pre-empting?
couldn't we have been pre-empting?
couldn't you have been pre-empting?
couldn't they have been pre-empting?