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.

His thrusts slowed down to an unbearably slow pace.
Plural

Her aura, which moments before was clear and bright, was suddenly cloudy with a burst of mustard color.
Singular

There's mirroring software on here so that whatever she was looking at on her monitor was being projected onto the other user's computer.

Singular