should prefertilise
Verbo regular: prefertilise - prefertilised- prefertilised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should prefertilise
you should prefertilise
he should prefertilise
we should prefertilise
you should prefertilise
they should prefertilise 	I should be prefertilising
you should be prefertilising
he should be prefertilising
we should be prefertilising
you should be prefertilising
they should be prefertilising	I should have prefertilised
you should have prefertilised
he should have prefertilised
we should have prefertilised
you should have prefertilised
they should have prefertilised	I should have been prefertilising
you should have been prefertilising
he should have been prefertilising
we should have been prefertilising
you should have been prefertilising
they should have been prefertilising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not prefertilise
you should not prefertilise
he should not prefertilise
we should not prefertilise
you should not prefertilise
they should not prefertilise 	I should not be prefertilising
you should not be prefertilising
he should not be prefertilising
we should not be prefertilising
you should not be prefertilising
they should not be prefertilising	I should not have prefertilised
you should not have prefertilised
he should not have prefertilised
we should not have prefertilised
you should not have prefertilised
they should not have prefertilised	I should not have been prefertilising
you should not have been prefertilising
he should not have been prefertilising
we should not have been prefertilising
you should not have been prefertilising
they should not have been prefertilising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I prefertilise?
should you prefertilise?
should he prefertilise?
should we prefertilise?
should you prefertilise?
should they prefertilise? 	should I be prefertilising?
should you be prefertilising?
should he be prefertilising?
should we be prefertilising?
should you be prefertilising?
should they be prefertilising? 	should I have prefertilised?
should you have prefertilised?
should he have prefertilised?
should we have prefertilised?
should you have prefertilised?
should they have prefertilised? 	should I have been prefertilising?
should you have been prefertilising?
should he have been prefertilising?
should we have been prefertilising?
should you have been prefertilising?
should they have been prefertilising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not prefertilise?
should you not prefertilise?
should he not prefertilise?
should we not prefertilise?
should you not prefertilise?
should they not prefertilise? 	should I not be prefertilising?
should you not be prefertilising?
should he not be prefertilising?
should we not be prefertilising?
should you not be prefertilising?
should they not be prefertilising? 	should I not have prefertilised?
should you not have prefertilised?
should he not have prefertilised?
should we not have prefertilised?
should you not have prefertilised?
should they not have prefertilised? 	should I not have been prefertilising?
should you not have been prefertilising?
should he not have been prefertilising?
should we not have been prefertilising?
should you not have been prefertilising?
should they not have been prefertilising?