Phrasal Verb: burn down

Meaning: If something like a building or a forest burns down, it's completely destroyed in a fire.

For example:

1. burn down The church burned down in the fire. There was nothing left but charred wood and ash.

2. burn sth down The kids said they didn't mean to burn the church down. They were just playing with fireworks nearby.

Quick Quiz:

The fire fighters tried to put out the fire, but they couldn't stop it from burning down __________.

a. the car

b. the house

c. the pool