could memorialise
Regular verb: memorialise - memorialised- memorialised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could memorialise
you could memorialise
she could memorialise
we could memorialise
you could memorialise
they could memorialise 	I could be memorialising
you could be memorialising
she could be memorialising
we could be memorialising
you could be memorialising
they could be memorialising	I could have memorialised
you could have memorialised
she could have memorialised
we could have memorialised
you could have memorialised
they could have memorialised	I could have been memorialising
you could have been memorialising
she could have been memorialising
we could have been memorialising
you could have been memorialising
they could have been memorialising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not memorialise
you could not memorialise
she could not memorialise
we could not memorialise
you could not memorialise
they could not memorialise 	I could not be memorialising
you could not be memorialising
she could not be memorialising
we could not be memorialising
you could not be memorialising
they could not be memorialising	I could not have memorialised
you could not have memorialised
she could not have memorialised
we could not have memorialised
you could not have memorialised
they could not have memorialised	I could not have been memorialising
you could not have been memorialising
she could not have been memorialising
we could not have been memorialising
you could not have been memorialising
they could not have been memorialising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I memorialise?
could you memorialise?
could she memorialise?
could we memorialise?
could you memorialise?
could they memorialise? 	could I be memorialising?
could you be memorialising?
could she be memorialising?
could we be memorialising?
could you be memorialising?
could they be memorialising? 	could I have memorialised?
could you have memorialised?
could she have memorialised?
could we have memorialised?
could you have memorialised?
could they have memorialised? 	could I have been memorialising?
could you have been memorialising?
could she have been memorialising?
could we have been memorialising?
could you have been memorialising?
could they have been memorialising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not memorialise?
could you not memorialise?
could she not memorialise?
could we not memorialise?
could you not memorialise?
could they not memorialise? 	could I not be memorialising?
could you not be memorialising?
could she not be memorialising?
could we not be memorialising?
could you not be memorialising?
could they not be memorialising? 	could I not have memorialised?
could you not have memorialised?
could she not have memorialised?
could we not have memorialised?
could you not have memorialised?
could they not have memorialised? 	could I not have been memorialising?
could you not have been memorialising?
could she not have been memorialising?
could we not have been memorialising?
could you not have been memorialising?
could they not have been memorialising?