English verb conjugation
CAN UNDERPRAISE

Regular verb: underpraise - underpraised - underpraised

Affirmation

Simple form	V-ing form
I can underpraise you can underpraise she can underpraise we can underpraise you can underpraise they can underpraise	I can be underpraising you can be underpraising she can be underpraising we can be underpraising you can be underpraising they can be underpraising
Perfect	V-ing perfect
I can have underpraised you can have underpraised she can have underpraised we can have underpraised you can have underpraised they can have underpraised	I can have been underpraising you can have been underpraising she can have been underpraising we can have been underpraising you can have been underpraising they can have been underpraising

Negation

Simple form	V-ing form
I cannot underpraise you cannot underpraise she cannot underpraise we cannot underpraise you cannot underpraise they cannot underpraise	I cannot be underpraising you cannot be underpraising she cannot be underpraising we cannot be underpraising you cannot be underpraising they cannot be underpraising
Perfect	V-ing perfect
I cannot have underpraised you cannot have underpraised she cannot have underpraised we cannot have underpraised you cannot have underpraised they cannot have underpraised	I cannot have been underpraising you cannot have been underpraising she cannot have been underpraising we cannot have been underpraising you cannot have been underpraising they cannot have been underpraising

Interrogative form

Simple form	V-ing form
can I underpraise? can you underpraise? can she underpraise? can we underpraise? can you underpraise? can they underpraise?	can I be underpraising? can you be underpraising? can she be underpraising? can we be underpraising? can you be underpraising? can they be underpraising?
Perfect	V-ing perfect
can I have underpraised? can you have underpraised? can she have underpraised? can we have underpraised? can you have underpraised? can they have underpraised?	can I have been underpraising? can you have been underpraising? can she have been underpraising? can we have been underpraising? can you have been underpraising? can they have been underpraising?

Interro-negative form

Simple form	V-ing form
can I not underpraise? can you not underpraise? can she not underpraise? can we not underpraise? can you not underpraise? can they not underpraise?	can I not be underpraising? can you not be underpraising? can she not be underpraising? can we not be underpraising? can you not be underpraising? can they not be underpraising?
Perfect	V-ing perfect
can I not have underpraised? can you not have underpraised? can she not have underpraised? can we not have underpraised? can you not have underpraised? can they not have underpraised?	can I not have been underpraising? can you not have been underpraising? can she not have been underpraising? can we not have been underpraising? can you not have been underpraising? can they not have been underpraising?