English verb conjugation
OUGHT TO BACKSTROKE

Regular verb: backstroke - backstroked - backstroked

Affirmation

Simple form	V-ing form
I ought to backstroke you ought to backstroke he ought to backstroke we ought to backstroke you ought to backstroke they ought to backstroke	I ought to be backstroking you ought to be backstroking he ought to be backstroking we ought to be backstroking you ought to be backstroking they ought to be backstroking
Perfect	V-ing perfect
I ought to have backstroked you ought to have backstroked he ought to have backstroked we ought to have backstroked you ought to have backstroked they ought to have backstroked	I ought to have been backstroking you ought to have been backstroking he ought to have been backstroking we ought to have been backstroking you ought to have been backstroking they ought to have been backstroking

Negation

Simple form	V-ing form
I oughtn't to backstroke you oughtn't to backstroke he oughtn't to backstroke we oughtn't to backstroke you oughtn't to backstroke they oughtn't to backstroke	I oughtn't to be backstroking you oughtn't to be backstroking he oughtn't to be backstroking we oughtn't to be backstroking you oughtn't to be backstroking they oughtn't to be backstroking
Perfect	V-ing perfect
I oughtn't to have backstroked you oughtn't to have backstroked he oughtn't to have backstroked we oughtn't to have backstroked you oughtn't to have backstroked they oughtn't to have backstroked	I oughtn't to have been backstroking you oughtn't to have been backstroking he oughtn't to have been backstroking we oughtn't to have been backstroking you oughtn't to have been backstroking they oughtn't to have been backstroking

Interrogative form

Simple form	V-ing form
ought to I backstroke? ought to you backstroke? ought to he backstroke? ought to we backstroke? ought to you backstroke? ought to they backstroke?	ought to I be backstroking? ought to you be backstroking? ought to he be backstroking? ought to we be backstroking? ought to you be backstroking? ought to they be backstroking?
Perfect	V-ing perfect
ought to I have backstroked? ought to you have backstroked? ought to he have backstroked? ought to we have backstroked? ought to you have backstroked? ought to they have backstroked?	ought to I have been backstroking? ought to you have been backstroking? ought to he have been backstroking? ought to we have been backstroking? ought to you have been backstroking? ought to they have been backstroking?

Interro-negative form

Simple form	V-ing form
oughtn't I to backstroke? oughtn't you to backstroke? oughtn't he to backstroke? oughtn't we to backstroke? oughtn't you to backstroke? oughtn't they to backstroke?	oughtn't I to be backstroking? oughtn't you to be backstroking? oughtn't he to be backstroking? oughtn't we to be backstroking? oughtn't you to be backstroking? oughtn't they to be backstroking?
Perfect	V-ing perfect
oughtn't I to have backstroked? oughtn't you to have backstroked? oughtn't he to have backstroked? oughtn't we to have backstroked? oughtn't you to have backstroked? oughtn't they to have backstroked?	oughtn't I to have been backstroking? oughtn't you to have been backstroking? oughtn't he to have been backstroking? oughtn't we to have been backstroking? oughtn't you to have been backstroking? oughtn't they to have been backstroking?