English verb conjugation
OUGHT TO COMPREHEND

Regular verb: comprehend - comprehended - comprehended

Affirmation

Simple form	V-ing form
I ought to comprehend you ought to comprehend he ought to comprehend we ought to comprehend you ought to comprehend they ought to comprehend	I ought to be comprehending you ought to be comprehending he ought to be comprehending we ought to be comprehending you ought to be comprehending they ought to be comprehending
Perfect	V-ing perfect
I ought to have comprehended you ought to have comprehended he ought to have comprehended we ought to have comprehended you ought to have comprehended they ought to have comprehended	I ought to have been comprehending you ought to have been comprehending he ought to have been comprehending we ought to have been comprehending you ought to have been comprehending they ought to have been comprehending

Negation

Simple form	V-ing form
I oughtn't to comprehend you oughtn't to comprehend he oughtn't to comprehend we oughtn't to comprehend you oughtn't to comprehend they oughtn't to comprehend	I oughtn't to be comprehending you oughtn't to be comprehending he oughtn't to be comprehending we oughtn't to be comprehending you oughtn't to be comprehending they oughtn't to be comprehending
Perfect	V-ing perfect
I oughtn't to have comprehended you oughtn't to have comprehended he oughtn't to have comprehended we oughtn't to have comprehended you oughtn't to have comprehended they oughtn't to have comprehended	I oughtn't to have been comprehending you oughtn't to have been comprehending he oughtn't to have been comprehending we oughtn't to have been comprehending you oughtn't to have been comprehending they oughtn't to have been comprehending

Interrogative form

Simple form	V-ing form
ought to I comprehend? ought to you comprehend? ought to he comprehend? ought to we comprehend? ought to you comprehend? ought to they comprehend?	ought to I be comprehending? ought to you be comprehending? ought to he be comprehending? ought to we be comprehending? ought to you be comprehending? ought to they be comprehending?
Perfect	V-ing perfect
ought to I have comprehended? ought to you have comprehended? ought to he have comprehended? ought to we have comprehended? ought to you have comprehended? ought to they have comprehended?	ought to I have been comprehending? ought to you have been comprehending? ought to he have been comprehending? ought to we have been comprehending? ought to you have been comprehending? ought to they have been comprehending?

Interro-negative form

Simple form	V-ing form
oughtn't I to comprehend? oughtn't you to comprehend? oughtn't he to comprehend? oughtn't we to comprehend? oughtn't you to comprehend? oughtn't they to comprehend?	oughtn't I to be comprehending? oughtn't you to be comprehending? oughtn't he to be comprehending? oughtn't we to be comprehending? oughtn't you to be comprehending? oughtn't they to be comprehending?
Perfect	V-ing perfect
oughtn't I to have comprehended? oughtn't you to have comprehended? oughtn't he to have comprehended? oughtn't we to have comprehended? oughtn't you to have comprehended? oughtn't they to have comprehended?	oughtn't I to have been comprehending? oughtn't you to have been comprehending? oughtn't he to have been comprehending? oughtn't we to have been comprehending? oughtn't you to have been comprehending? oughtn't they to have been comprehending?