can synchronise
Verbo regular: synchronise - synchronised- synchronised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can synchronise
you can synchronise
he can synchronise
we can synchronise
you can synchronise
they can synchronise 	I can be synchronising
you can be synchronising
he can be synchronising
we can be synchronising
you can be synchronising
they can be synchronising	I can have synchronised
you can have synchronised
he can have synchronised
we can have synchronised
you can have synchronised
they can have synchronised	I can have been synchronising
you can have been synchronising
he can have been synchronising
we can have been synchronising
you can have been synchronising
they can have been synchronising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot synchronise
you cannot synchronise
he cannot synchronise
we cannot synchronise
you cannot synchronise
they cannot synchronise 	I cannot be synchronising
you cannot be synchronising
he cannot be synchronising
we cannot be synchronising
you cannot be synchronising
they cannot be synchronising	I cannot have synchronised
you cannot have synchronised
he cannot have synchronised
we cannot have synchronised
you cannot have synchronised
they cannot have synchronised	I cannot have been synchronising
you cannot have been synchronising
he cannot have been synchronising
we cannot have been synchronising
you cannot have been synchronising
they cannot have been synchronising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I synchronise?
can you synchronise?
can he synchronise?
can we synchronise?
can you synchronise?
can they synchronise? 	can I be synchronising?
can you be synchronising?
can he be synchronising?
can we be synchronising?
can you be synchronising?
can they be synchronising? 	can I have synchronised?
can you have synchronised?
can he have synchronised?
can we have synchronised?
can you have synchronised?
can they have synchronised? 	can I have been synchronising?
can you have been synchronising?
can he have been synchronising?
can we have been synchronising?
can you have been synchronising?
can they have been synchronising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not synchronise?
can you not synchronise?
can he not synchronise?
can we not synchronise?
can you not synchronise?
can they not synchronise? 	can I not be synchronising?
can you not be synchronising?
can he not be synchronising?
can we not be synchronising?
can you not be synchronising?
can they not be synchronising? 	can I not have synchronised?
can you not have synchronised?
can he not have synchronised?
can we not have synchronised?
can you not have synchronised?
can they not have synchronised? 	can I not have been synchronising?
can you not have been synchronising?
can he not have been synchronising?
can we not have been synchronising?
can you not have been synchronising?
can they not have been synchronising?