must realise
Regular verb: realise - realised- realised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must realise
you must realise
he must realise
we must realise
you must realise
they must realise 	I must be realising
you must be realising
he must be realising
we must be realising
you must be realising
they must be realising	I must have realised
you must have realised
he must have realised
we must have realised
you must have realised
they must have realised	I must have been realising
you must have been realising
he must have been realising
we must have been realising
you must have been realising
they must have been realising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't realise
you mustn't realise
he mustn't realise
we mustn't realise
you mustn't realise
they mustn't realise 	I mustn't be realising
you mustn't be realising
he mustn't be realising
we mustn't be realising
you mustn't be realising
they mustn't be realising	I mustn't have realised
you mustn't have realised
he mustn't have realised
we mustn't have realised
you mustn't have realised
they mustn't have realised	I mustn't have been realising
you mustn't have been realising
he mustn't have been realising
we mustn't have been realising
you mustn't have been realising
they mustn't have been realising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I realise?
must you realise?
must he realise?
must we realise?
must you realise?
must they realise? 	must I be realising?
must you be realising?
must he be realising?
must we be realising?
must you be realising?
must they be realising? 	must I have realised?
must you have realised?
must he have realised?
must we have realised?
must you have realised?
must they have realised? 	must I have been realising?
must you have been realising?
must he have been realising?
must we have been realising?
must you have been realising?
must they have been realising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I realise?
mustn't you realise?
mustn't he realise?
mustn't we realise?
mustn't you realise?
mustn't they realise? 	mustn't I be realising?
mustn't you be realising?
mustn't he be realising?
mustn't we be realising?
mustn't you be realising?
mustn't they be realising? 	mustn't I have realised?
mustn't you have realised?
mustn't he have realised?
mustn't we have realised?
mustn't you have realised?
mustn't they have realised? 	mustn't I have been realising?
mustn't you have been realising?
mustn't he have been realising?
mustn't we have been realising?
mustn't you have been realising?
mustn't they have been realising?