In this task you are given a sentence. You must judge whether subject of the main clause is singular or plural. Label the instances as "Singular" or "Plural" based on your judgment.

The amber liquid gave a satisfying burn as it went down, and a happy warmth starting to tingle in my limbs.
Singular

A twig snaps behind me.
Singular

Nicodemus pressed the knife a bit harder, but my mouth was on autopilot.

Plural