TASK DEFINITION: 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.
PROBLEM: Three counts passed before I summoned my voice.

SOLUTION: Plural

PROBLEM: A million notions flew through my head.

SOLUTION: Plural

PROBLEM: Her nightgown waited for her, hanging on the back of the door.

SOLUTION:
Singular