English verb conjugation
OUGHT TO DESCEND

Regular verb: descend - descended - descended

Affirmation

Simple form	V-ing form
I ought to descend you ought to descend he ought to descend we ought to descend you ought to descend they ought to descend	I ought to be descending you ought to be descending he ought to be descending we ought to be descending you ought to be descending they ought to be descending
Perfect	V-ing perfect
I ought to have descended you ought to have descended he ought to have descended we ought to have descended you ought to have descended they ought to have descended	I ought to have been descending you ought to have been descending he ought to have been descending we ought to have been descending you ought to have been descending they ought to have been descending

Negation

Simple form	V-ing form
I oughtn't to descend you oughtn't to descend he oughtn't to descend we oughtn't to descend you oughtn't to descend they oughtn't to descend	I oughtn't to be descending you oughtn't to be descending he oughtn't to be descending we oughtn't to be descending you oughtn't to be descending they oughtn't to be descending
Perfect	V-ing perfect
I oughtn't to have descended you oughtn't to have descended he oughtn't to have descended we oughtn't to have descended you oughtn't to have descended they oughtn't to have descended	I oughtn't to have been descending you oughtn't to have been descending he oughtn't to have been descending we oughtn't to have been descending you oughtn't to have been descending they oughtn't to have been descending

Interrogative form

Simple form	V-ing form
ought to I descend? ought to you descend? ought to he descend? ought to we descend? ought to you descend? ought to they descend?	ought to I be descending? ought to you be descending? ought to he be descending? ought to we be descending? ought to you be descending? ought to they be descending?
Perfect	V-ing perfect
ought to I have descended? ought to you have descended? ought to he have descended? ought to we have descended? ought to you have descended? ought to they have descended?	ought to I have been descending? ought to you have been descending? ought to he have been descending? ought to we have been descending? ought to you have been descending? ought to they have been descending?

Interro-negative form

Simple form	V-ing form
oughtn't I to descend? oughtn't you to descend? oughtn't he to descend? oughtn't we to descend? oughtn't you to descend? oughtn't they to descend?	oughtn't I to be descending? oughtn't you to be descending? oughtn't he to be descending? oughtn't we to be descending? oughtn't you to be descending? oughtn't they to be descending?
Perfect	V-ing perfect
oughtn't I to have descended? oughtn't you to have descended? oughtn't he to have descended? oughtn't we to have descended? oughtn't you to have descended? oughtn't they to have descended?	oughtn't I to have been descending? oughtn't you to have been descending? oughtn't he to have been descending? oughtn't we to have been descending? oughtn't you to have been descending? oughtn't they to have been descending?