English verb conjugation
OUGHT TO UNDERPRAISE

Regular verb: underpraise - underpraised - underpraised

Affirmation

Simple form	V-ing form
I ought to underpraise you ought to underpraise he ought to underpraise we ought to underpraise you ought to underpraise they ought to underpraise	I ought to be underpraising you ought to be underpraising he ought to be underpraising we ought to be underpraising you ought to be underpraising they ought to be underpraising
Perfect	V-ing perfect
I ought to have underpraised you ought to have underpraised he ought to have underpraised we ought to have underpraised you ought to have underpraised they ought to have underpraised	I ought to have been underpraising you ought to have been underpraising he ought to have been underpraising we ought to have been underpraising you ought to have been underpraising they ought to have been underpraising

Negation

Simple form	V-ing form
I oughtn't to underpraise you oughtn't to underpraise he oughtn't to underpraise we oughtn't to underpraise you oughtn't to underpraise they oughtn't to underpraise	I oughtn't to be underpraising you oughtn't to be underpraising he oughtn't to be underpraising we oughtn't to be underpraising you oughtn't to be underpraising they oughtn't to be underpraising
Perfect	V-ing perfect
I oughtn't to have underpraised you oughtn't to have underpraised he oughtn't to have underpraised we oughtn't to have underpraised you oughtn't to have underpraised they oughtn't to have underpraised	I oughtn't to have been underpraising you oughtn't to have been underpraising he oughtn't to have been underpraising we oughtn't to have been underpraising you oughtn't to have been underpraising they oughtn't to have been underpraising

Interrogative form

Simple form	V-ing form
ought to I underpraise? ought to you underpraise? ought to he underpraise? ought to we underpraise? ought to you underpraise? ought to they underpraise?	ought to I be underpraising? ought to you be underpraising? ought to he be underpraising? ought to we be underpraising? ought to you be underpraising? ought to they be underpraising?
Perfect	V-ing perfect
ought to I have underpraised? ought to you have underpraised? ought to he have underpraised? ought to we have underpraised? ought to you have underpraised? ought to they have underpraised?	ought to I have been underpraising? ought to you have been underpraising? ought to he have been underpraising? ought to we have been underpraising? ought to you have been underpraising? ought to they have been underpraising?

Interro-negative form

Simple form	V-ing form
oughtn't I to underpraise? oughtn't you to underpraise? oughtn't he to underpraise? oughtn't we to underpraise? oughtn't you to underpraise? oughtn't they to underpraise?	oughtn't I to be underpraising? oughtn't you to be underpraising? oughtn't he to be underpraising? oughtn't we to be underpraising? oughtn't you to be underpraising? oughtn't they to be underpraising?
Perfect	V-ing perfect
oughtn't I to have underpraised? oughtn't you to have underpraised? oughtn't he to have underpraised? oughtn't we to have underpraised? oughtn't you to have underpraised? oughtn't they to have underpraised?	oughtn't I to have been underpraising? oughtn't you to have been underpraising? oughtn't he to have been underpraising? oughtn't we to have been underpraising? oughtn't you to have been underpraising? oughtn't they to have been underpraising?