English verb conjugation
CAN UNDERFURNISH

Regular verb: underfurnish - underfurnished - underfurnished

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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