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: I even heard reports that people were burning dollar bills in Boston last month for heat ! "

SOLUTION: Plural

PROBLEM: He kept his goggles up.

SOLUTION: Plural

PROBLEM: Stanford Enterprises will cover the cost of your airfare, of course.

SOLUTION:
Singular