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 see the TV crews from the West come to film documentaries.

SOLUTION: Plural

PROBLEM: He untied the knots at my wrists ; the rope slithered to the floor.

SOLUTION: Plural

PROBLEM: Pleasure sang down his spine, and his back arched, pushing his cock deeper into her mouth.

SOLUTION:
Singular