TASK DEFINITION: In this task you are given a sentence. You must judge whether the object of the main clause is singular(like: apple) or plural(like: apartments). Label the instances as "Singular" or "Plural" based on your judgment.
PROBLEM: The drug had lost its effect.

SOLUTION: Singular

PROBLEM: I can make out the snarls and jeers of the crowd now.

SOLUTION: Plural

PROBLEM: Tracy found a refrigerator in a lunchroom that had cold pizza.

SOLUTION:
Singular