English verb conjugation
SHOULD UNDERFURNISH

Regular verb: underfurnish - underfurnished - underfurnished

Affirmation

Simple form	V-ing form
I should underfurnish you should underfurnish he should underfurnish we should underfurnish you should underfurnish they should underfurnish	I should be underfurnishing you should be underfurnishing he should be underfurnishing we should be underfurnishing you should be underfurnishing they should be underfurnishing
Perfect	V-ing perfect
I should have underfurnished you should have underfurnished he should have underfurnished we should have underfurnished you should have underfurnished they should have underfurnished	I should have been underfurnishing you should have been underfurnishing he should have been underfurnishing we should have been underfurnishing you should have been underfurnishing they should have been underfurnishing

Negation

Simple form	V-ing form
I should not underfurnish you should not underfurnish he should not underfurnish we should not underfurnish you should not underfurnish they should not underfurnish	I should not be underfurnishing you should not be underfurnishing he should not be underfurnishing we should not be underfurnishing you should not be underfurnishing they should not be underfurnishing
Perfect	V-ing perfect
I should not have underfurnished you should not have underfurnished he should not have underfurnished we should not have underfurnished you should not have underfurnished they should not have underfurnished	I should not have been underfurnishing you should not have been underfurnishing he should not have been underfurnishing we should not have been underfurnishing you should not have been underfurnishing they should not have been underfurnishing

Interrogative form

Simple form	V-ing form
should I underfurnish? should you underfurnish? should he underfurnish? should we underfurnish? should you underfurnish? should they underfurnish?	should I be underfurnishing? should you be underfurnishing? should he be underfurnishing? should we be underfurnishing? should you be underfurnishing? should they be underfurnishing?
Perfect	V-ing perfect
should I have underfurnished? should you have underfurnished? should he have underfurnished? should we have underfurnished? should you have underfurnished? should they have underfurnished?	should I have been underfurnishing? should you have been underfurnishing? should he have been underfurnishing? should we have been underfurnishing? should you have been underfurnishing? should they have been underfurnishing?

Interro-negative form

Simple form	V-ing form
should I not underfurnish? should you not underfurnish? should he not underfurnish? should we not underfurnish? should you not underfurnish? should they not underfurnish?	should I not be underfurnishing? should you not be underfurnishing? should he not be underfurnishing? should we not be underfurnishing? should you not be underfurnishing? should they not be underfurnishing?
Perfect	V-ing perfect
should I not have underfurnished? should you not have underfurnished? should he not have underfurnished? should we not have underfurnished? should you not have underfurnished? should they not have underfurnished?	should I not have been underfurnishing? should you not have been underfurnishing? should he not have been underfurnishing? should we not have been underfurnishing? should you not have been underfurnishing? should they not have been underfurnishing?