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: Reaching an outcropping a dozen feet above his quarry's outpost, he raised his rifle.

SOLUTION: Singular

PROBLEM: The doctor had partially regained his wits, what was left of them, and switched to his reverend manner.

SOLUTION: Plural

PROBLEM: A bird that could barely fly and had only one good eye needed protection by those still strong.

SOLUTION:
Singular