can specialise
Verbo regular: specialise - specialised- specialised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can specialise
you can specialise
he can specialise
we can specialise
you can specialise
they can specialise 	I can be specialising
you can be specialising
he can be specialising
we can be specialising
you can be specialising
they can be specialising	I can have specialised
you can have specialised
he can have specialised
we can have specialised
you can have specialised
they can have specialised	I can have been specialising
you can have been specialising
he can have been specialising
we can have been specialising
you can have been specialising
they can have been specialising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot specialise
you cannot specialise
he cannot specialise
we cannot specialise
you cannot specialise
they cannot specialise 	I cannot be specialising
you cannot be specialising
he cannot be specialising
we cannot be specialising
you cannot be specialising
they cannot be specialising	I cannot have specialised
you cannot have specialised
he cannot have specialised
we cannot have specialised
you cannot have specialised
they cannot have specialised	I cannot have been specialising
you cannot have been specialising
he cannot have been specialising
we cannot have been specialising
you cannot have been specialising
they cannot have been specialising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I specialise?
can you specialise?
can he specialise?
can we specialise?
can you specialise?
can they specialise? 	can I be specialising?
can you be specialising?
can he be specialising?
can we be specialising?
can you be specialising?
can they be specialising? 	can I have specialised?
can you have specialised?
can he have specialised?
can we have specialised?
can you have specialised?
can they have specialised? 	can I have been specialising?
can you have been specialising?
can he have been specialising?
can we have been specialising?
can you have been specialising?
can they have been specialising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not specialise?
can you not specialise?
can he not specialise?
can we not specialise?
can you not specialise?
can they not specialise? 	can I not be specialising?
can you not be specialising?
can he not be specialising?
can we not be specialising?
can you not be specialising?
can they not be specialising? 	can I not have specialised?
can you not have specialised?
can he not have specialised?
can we not have specialised?
can you not have specialised?
can they not have specialised? 	can I not have been specialising?
can you not have been specialising?
can he not have been specialising?
can we not have been specialising?
can you not have been specialising?
can they not have been specialising?