can concretise
Regular verb: concretise - concretised- concretised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can concretise
you can concretise
he can concretise
we can concretise
you can concretise
they can concretise 	I can be concretising
you can be concretising
he can be concretising
we can be concretising
you can be concretising
they can be concretising	I can have concretised
you can have concretised
he can have concretised
we can have concretised
you can have concretised
they can have concretised	I can have been concretising
you can have been concretising
he can have been concretising
we can have been concretising
you can have been concretising
they can have been concretising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot concretise
you cannot concretise
he cannot concretise
we cannot concretise
you cannot concretise
they cannot concretise 	I cannot be concretising
you cannot be concretising
he cannot be concretising
we cannot be concretising
you cannot be concretising
they cannot be concretising	I cannot have concretised
you cannot have concretised
he cannot have concretised
we cannot have concretised
you cannot have concretised
they cannot have concretised	I cannot have been concretising
you cannot have been concretising
he cannot have been concretising
we cannot have been concretising
you cannot have been concretising
they cannot have been concretising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I concretise?
can you concretise?
can he concretise?
can we concretise?
can you concretise?
can they concretise? 	can I be concretising?
can you be concretising?
can he be concretising?
can we be concretising?
can you be concretising?
can they be concretising? 	can I have concretised?
can you have concretised?
can he have concretised?
can we have concretised?
can you have concretised?
can they have concretised? 	can I have been concretising?
can you have been concretising?
can he have been concretising?
can we have been concretising?
can you have been concretising?
can they have been concretising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not concretise?
can you not concretise?
can he not concretise?
can we not concretise?
can you not concretise?
can they not concretise? 	can I not be concretising?
can you not be concretising?
can he not be concretising?
can we not be concretising?
can you not be concretising?
can they not be concretising? 	can I not have concretised?
can you not have concretised?
can he not have concretised?
can we not have concretised?
can you not have concretised?
can they not have concretised? 	can I not have been concretising?
can you not have been concretising?
can he not have been concretising?
can we not have been concretising?
can you not have been concretising?
can they not have been concretising?