Which verb should be used after furniture?

Answer 1

It depends on what the action is.

For example;

sold -- The furniture sold for $100. -- past tense

was burnt -- The furniture was burnt in the fire. -- passive tense

is rotting -- The furniture is rotting away. -- present continuous.

was sitting -- The furniture was siting out in the rain. -- past continuous.

is -- The furniture is cheap. -- linking verb, present tense