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 movements, his obvious desperation, prolonged her pleasure, and when she felt his warmth flood her, she was still in bliss.
Plural

Their footsteps rang out on the concrete floor.
Plural

Their lack of diligence kept her more subdued than she would be normally.

Singular