ought to demagnetise
Regular verb: demagnetise - demagnetised- demagnetised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to demagnetise
you ought to demagnetise
she ought to demagnetise
we ought to demagnetise
you ought to demagnetise
they ought to demagnetise 	I ought to be demagnetising
you ought to be demagnetising
she ought to be demagnetising
we ought to be demagnetising
you ought to be demagnetising
they ought to be demagnetising	I ought to have demagnetised
you ought to have demagnetised
she ought to have demagnetised
we ought to have demagnetised
you ought to have demagnetised
they ought to have demagnetised	I ought to have been demagnetising
you ought to have been demagnetising
she ought to have been demagnetising
we ought to have been demagnetising
you ought to have been demagnetising
they ought to have been demagnetising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to demagnetise
you oughtn't to demagnetise
she oughtn't to demagnetise
we oughtn't to demagnetise
you oughtn't to demagnetise
they oughtn't to demagnetise 	I oughtn't to be demagnetising
you oughtn't to be demagnetising
she oughtn't to be demagnetising
we oughtn't to be demagnetising
you oughtn't to be demagnetising
they oughtn't to be demagnetising	I oughtn't to have demagnetised
you oughtn't to have demagnetised
she oughtn't to have demagnetised
we oughtn't to have demagnetised
you oughtn't to have demagnetised
they oughtn't to have demagnetised	I oughtn't to have been demagnetising
you oughtn't to have been demagnetising
she oughtn't to have been demagnetising
we oughtn't to have been demagnetising
you oughtn't to have been demagnetising
they oughtn't to have been demagnetising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I demagnetise?
ought to you demagnetise?
ought to she demagnetise?
ought to we demagnetise?
ought to you demagnetise?
ought to they demagnetise? 	ought to I be demagnetising?
ought to you be demagnetising?
ought to she be demagnetising?
ought to we be demagnetising?
ought to you be demagnetising?
ought to they be demagnetising? 	ought to I have demagnetised?
ought to you have demagnetised?
ought to she have demagnetised?
ought to we have demagnetised?
ought to you have demagnetised?
ought to they have demagnetised? 	ought to I have been demagnetising?
ought to you have been demagnetising?
ought to she have been demagnetising?
ought to we have been demagnetising?
ought to you have been demagnetising?
ought to they have been demagnetising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to demagnetise?
oughtn't you to demagnetise?
oughtn't she to demagnetise?
oughtn't we to demagnetise?
oughtn't you to demagnetise?
oughtn't they to demagnetise? 	oughtn't I to be demagnetising?
oughtn't you to be demagnetising?
oughtn't she to be demagnetising?
oughtn't we to be demagnetising?
oughtn't you to be demagnetising?
oughtn't they to be demagnetising? 	oughtn't I to have demagnetised?
oughtn't you to have demagnetised?
oughtn't she to have demagnetised?
oughtn't we to have demagnetised?
oughtn't you to have demagnetised?
oughtn't they to have demagnetised? 	oughtn't I to have been demagnetising?
oughtn't you to have been demagnetising?
oughtn't she to have been demagnetising?
oughtn't we to have been demagnetising?
oughtn't you to have been demagnetising?
oughtn't they to have been demagnetising?