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: Your fears are groundless.

SOLUTION: Plural

PROBLEM: Most visitors landed at a nearby regional airport or rented a car at some major airport, like Philadelphia.

SOLUTION: Plural

PROBLEM: Her tits were everything he'd thought they would be.

SOLUTION:
Plural