can memorise
Regular verb: memorise - memorised- memorised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can memorise
you can memorise
he can memorise
we can memorise
you can memorise
they can memorise 	I can be memorising
you can be memorising
he can be memorising
we can be memorising
you can be memorising
they can be memorising	I can have memorised
you can have memorised
he can have memorised
we can have memorised
you can have memorised
they can have memorised	I can have been memorising
you can have been memorising
he can have been memorising
we can have been memorising
you can have been memorising
they can have been memorising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot memorise
you cannot memorise
he cannot memorise
we cannot memorise
you cannot memorise
they cannot memorise 	I cannot be memorising
you cannot be memorising
he cannot be memorising
we cannot be memorising
you cannot be memorising
they cannot be memorising	I cannot have memorised
you cannot have memorised
he cannot have memorised
we cannot have memorised
you cannot have memorised
they cannot have memorised	I cannot have been memorising
you cannot have been memorising
he cannot have been memorising
we cannot have been memorising
you cannot have been memorising
they cannot have been memorising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I memorise?
can you memorise?
can he memorise?
can we memorise?
can you memorise?
can they memorise? 	can I be memorising?
can you be memorising?
can he be memorising?
can we be memorising?
can you be memorising?
can they be memorising? 	can I have memorised?
can you have memorised?
can he have memorised?
can we have memorised?
can you have memorised?
can they have memorised? 	can I have been memorising?
can you have been memorising?
can he have been memorising?
can we have been memorising?
can you have been memorising?
can they have been memorising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not memorise?
can you not memorise?
can he not memorise?
can we not memorise?
can you not memorise?
can they not memorise? 	can I not be memorising?
can you not be memorising?
can he not be memorising?
can we not be memorising?
can you not be memorising?
can they not be memorising? 	can I not have memorised?
can you not have memorised?
can he not have memorised?
can we not have memorised?
can you not have memorised?
can they not have memorised? 	can I not have been memorising?
can you not have been memorising?
can he not have been memorising?
can we not have been memorising?
can you not have been memorising?
can they not have been memorising?