English verb conjugation
CAN MEMORISE

Regular verb: memorise - memorised - memorised

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
I can't memorise you can't memorise he can't memorise we can't memorise you can't memorise they can't memorise	I can't be memorising you can't be memorising he can't be memorising we can't be memorising you can't be memorising they can't be memorising
Perfect	V-ing perfect
I can't have memorised you can't have memorised he can't have memorised we can't have memorised you can't have memorised they can't have memorised	I can't have been memorising you can't have been memorising he can't have been memorising we can't have been memorising you can't have been memorising they can't have been memorising

Interrogative form

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