English verb conjugation OUGHT TO UNDERSTAND

Irregular verb: understand - understood - understood

Affirmation

Simple form

I ought to understand
you ought to understand
he ought to understand
we ought to understand
you ought to understand
they ought to understand

V-ing form

I ought to be understanding
you ought to be understanding
he ought to be understanding
we ought to be understanding
you ought to be understanding
they ought to be understanding

Perfect

I ought to have understood
you ought to have understood
he ought to have understood
we ought to have understood
you ought to have understood
they ought to have understood

V-ing perfect

I ought to have been understanding
you ought to have been understanding
he ought to have been understanding
we ought to have been understanding
you ought to have been understanding
they ought to have been understanding

Negation

Simple form

I oughtn't to understand
you oughtn't to understand
he oughtn't to understand
we oughtn't to understand
you oughtn't to understand
they oughtn't to understand

V-ing form

I oughtn't to be understanding
you oughtn't to be understanding
he oughtn't to be understanding
we oughtn't to be understanding
you oughtn't to be understanding
they oughtn't to be understanding

Perfect

I oughtn't to have understood
you oughtn't to have understood
he oughtn't to have understood
we oughtn't to have understood
you oughtn't to have understood
they oughtn't to have understood

V-ing perfect

I oughtn't to have been understanding
you oughtn't to have been understanding
he oughtn't to have been understanding
we oughtn't to have been understanding
you oughtn't to have been understanding
they oughtn't to have been understanding

Interrogative form

Simple form

ought to I understand?
ought to you understand?
ought to he understand?
ought to we understand?
ought to you understand?
ought to they understand?

V-ing form

ought to I be understanding?
ought to you be understanding?
ought to he be understanding?
ought to we be understanding?
ought to you be understanding?
ought to they be understanding?

Perfect

ought to I have understood?
ought to you have understood?
ought to he have understood?
ought to we have understood?
ought to you have understood?
ought to they have understood?

V-ing perfect

ought to I have been understanding?
ought to you have been understanding?
ought to he have been understanding?
ought to we have been understanding?
ought to you have been understanding?
ought to they have been understanding?

Interro-negative form

Simple form

oughtn't I to understand?
oughtn't you to understand?
oughtn't he to understand?
oughtn't we to understand?
oughtn't you to understand?
oughtn't they to understand?

V-ing form

oughtn't I to be understanding?
oughtn't you to be understanding?
oughtn't he to be understanding?
oughtn't we to be understanding?
oughtn't you to be understanding?
oughtn't they to be understanding?

Perfect

oughtn't I to have understood?
oughtn't you to have understood?
oughtn't he to have understood?
oughtn't we to have understood?
oughtn't you to have understood?
oughtn't they to have understood?

V-ing perfect

oughtn't I to have been understanding?
oughtn't you to have been understanding?
oughtn't he to have been understanding?
oughtn't we to have been understanding?
oughtn't you to have been understanding?
oughtn't they to have been understanding?

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