ought to downshift
Regular verb: downshift - downshifted- downshifted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to downshift
you ought to downshift
he ought to downshift
we ought to downshift
you ought to downshift
they ought to downshift 	I ought to be downshifting
you ought to be downshifting
he ought to be downshifting
we ought to be downshifting
you ought to be downshifting
they ought to be downshifting	I ought to have downshifted
you ought to have downshifted
he ought to have downshifted
we ought to have downshifted
you ought to have downshifted
they ought to have downshifted	I ought to have been downshifting
you ought to have been downshifting
he ought to have been downshifting
we ought to have been downshifting
you ought to have been downshifting
they ought to have been downshifting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to downshift
you oughtn't to downshift
he oughtn't to downshift
we oughtn't to downshift
you oughtn't to downshift
they oughtn't to downshift 	I oughtn't to be downshifting
you oughtn't to be downshifting
he oughtn't to be downshifting
we oughtn't to be downshifting
you oughtn't to be downshifting
they oughtn't to be downshifting	I oughtn't to have downshifted
you oughtn't to have downshifted
he oughtn't to have downshifted
we oughtn't to have downshifted
you oughtn't to have downshifted
they oughtn't to have downshifted	I oughtn't to have been downshifting
you oughtn't to have been downshifting
he oughtn't to have been downshifting
we oughtn't to have been downshifting
you oughtn't to have been downshifting
they oughtn't to have been downshifting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I downshift?
ought to you downshift?
ought to he downshift?
ought to we downshift?
ought to you downshift?
ought to they downshift? 	ought to I be downshifting?
ought to you be downshifting?
ought to he be downshifting?
ought to we be downshifting?
ought to you be downshifting?
ought to they be downshifting? 	ought to I have downshifted?
ought to you have downshifted?
ought to he have downshifted?
ought to we have downshifted?
ought to you have downshifted?
ought to they have downshifted? 	ought to I have been downshifting?
ought to you have been downshifting?
ought to he have been downshifting?
ought to we have been downshifting?
ought to you have been downshifting?
ought to they have been downshifting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to downshift?
oughtn't you to downshift?
oughtn't he to downshift?
oughtn't we to downshift?
oughtn't you to downshift?
oughtn't they to downshift? 	oughtn't I to be downshifting?
oughtn't you to be downshifting?
oughtn't he to be downshifting?
oughtn't we to be downshifting?
oughtn't you to be downshifting?
oughtn't they to be downshifting? 	oughtn't I to have downshifted?
oughtn't you to have downshifted?
oughtn't he to have downshifted?
oughtn't we to have downshifted?
oughtn't you to have downshifted?
oughtn't they to have downshifted? 	oughtn't I to have been downshifting?
oughtn't you to have been downshifting?
oughtn't he to have been downshifting?
oughtn't we to have been downshifting?
oughtn't you to have been downshifting?
oughtn't they to have been downshifting?