ought to practise
Regular verb: practise - practised- practised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to practise
you ought to practise
he ought to practise
we ought to practise
you ought to practise
they ought to practise 	I ought to be practising
you ought to be practising
he ought to be practising
we ought to be practising
you ought to be practising
they ought to be practising	I ought to have practised
you ought to have practised
he ought to have practised
we ought to have practised
you ought to have practised
they ought to have practised	I ought to have been practising
you ought to have been practising
he ought to have been practising
we ought to have been practising
you ought to have been practising
they ought to have been practising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to practise
you ought not to practise
he ought not to practise
we ought not to practise
you ought not to practise
they ought not to practise 	I ought not to practising
you ought not to practising
he ought not to practising
we ought not to practising
you ought not to practising
they ought not to practising	I ought not to have practised
you ought not to have practised
he ought not to have practised
we ought not to have practised
you ought not to have practised
they ought not to have practised	I ought not to have been practising
you ought not to have been practising
he ought not to have been practising
we ought not to have been practising
you ought not to have been practising
they ought not to have been practising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I practise?
ought to you practise?
ought to he practise?
ought to we practise?
ought to you practise?
ought to they practise? 	ought to I be practising?
ought to you be practising?
ought to he be practising?
ought to we be practising?
ought to you be practising?
ought to they be practising? 	ought to I have practised?
ought to you have practised?
ought to he have practised?
ought to we have practised?
ought to you have practised?
ought to they have practised? 	ought to I have been practising?
ought to you have been practising?
ought to he have been practising?
ought to we have been practising?
ought to you have been practising?
ought to they have been practising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to practise?
ought you not to practise?
ought he not to practise?
ought we not to practise?
ought you not to practise?
ought they not to practise? 	ought I not to be practising?
ought you not to be practising?
ought he not to be practising?
ought we not to be practising?
ought you not to be practising?
ought they not to be practising? 	ought I not to have practised?
ought you not to have practised?
ought he not to have practised?
ought we not to have practised?
ought you not to have practised?
ought they not to have practised? 	ought I not to have been practising?
ought you not to have been practising?
ought he not to have been practising?
ought we not to have been practising?
ought you not to have been practising?
ought they not to have been practising?